diff --git a/Cargo.lock b/Cargo.lock
index 03f0a3f..759a040 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,7 +1,27 @@
 [[package]]
-name = "arrayref"
-version = "0.3.5"
+name = "MacTypes-sys"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "argon2rs"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scoped_threadpool 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "arrayvec"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "autocfg"
@@ -30,15 +50,6 @@ dependencies = [
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "base64"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "base64"
 version = "0.10.1"
@@ -47,11 +58,6 @@ dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "bitflags"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "bitflags"
 version = "1.0.4"
@@ -59,31 +65,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "blake2"
-version = "0.6.1"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crypto-mac 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crypto-mac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
-name = "block-buffer"
-version = "0.2.0"
+name = "blake2-rfc"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "block-buffer"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -105,11 +102,6 @@ dependencies = [
  "byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "byte-tools"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "byte-tools"
 version = "0.3.0"
@@ -120,6 +112,20 @@ name = "byteorder"
 version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "bytes"
+version = "0.4.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "case"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "cc"
 version = "1.0.28"
@@ -154,12 +160,76 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "crypto-mac"
-version = "0.4.0"
+name = "core-foundation"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "core-foundation-sys 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "core-foundation-sys"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-channel 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-deque"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-epoch"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.6.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -172,11 +242,13 @@ dependencies = [
 ]
 
 [[package]]
-name = "digest"
-version = "0.6.2"
+name = "derive-error"
+version = "0.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "case 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -187,14 +259,52 @@ dependencies = [
  "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "dirs"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_users 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "encoding_rs"
+version = "0.8.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "error-chain"
-version = "0.10.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "failure"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "failure_derive"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "fake-simd"
 version = "0.1.2"
@@ -228,14 +338,19 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "generic-array"
-version = "0.8.3"
+name = "futf"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "new_debug_unreachable 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
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+[[package]]
+name = "futures"
+version = "0.1.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "generic-array"
 version = "0.12.0"
@@ -246,16 +361,20 @@ dependencies = [
 
 [[package]]
 name = "gumdrop"
-version = "0.3.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "gumdrop_derive 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
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-version = "0.3.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.14.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -268,27 +387,240 @@ dependencies = [
 ]
 
 [[package]]
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-version = "0.2.3"
+name = "hostname"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winutil 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-normalization 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
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+
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+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "socket2 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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+[[package]]
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+dependencies = [
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl 0.10.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl-probe 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl-sys 0.9.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "schannel 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "security-framework 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "security-framework-sys 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tempfile 3.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "net2"
+version = "0.2.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "new_debug_unreachable"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -309,6 +641,14 @@ name = "num-traits"
 version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "num_cpus"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "opaque-debug"
 version = "0.2.1"
@@ -327,6 +667,11 @@ dependencies = [
  "openssl-sys 0.9.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "openssl-probe"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "openssl-sys"
 version = "0.9.40"
@@ -338,6 +683,35 @@ dependencies = [
  "vcpkg 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "owning_ref"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "lock_api 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "pbkdf2"
 version = "0.3.0"
@@ -347,11 +721,55 @@ dependencies = [
  "crypto-mac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "percent-encoding"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "phf"
+version = "0.7.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "phf_codegen"
+version = "0.7.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "phf_generator 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "phf_generator"
+version = "0.7.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "phf_shared"
+version = "0.7.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "pkg-config"
 version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "precomputed-hash"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "proc-macro2"
 version = "0.4.26"
@@ -360,6 +778,22 @@ dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "quick-error"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "quick-xml"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "encoding_rs 0.8.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "quote"
 version = "0.3.15"
@@ -373,6 +807,64 @@ dependencies = [
  "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_os 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_pcg 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_chacha"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.3.1"
@@ -386,6 +878,22 @@ name = "rand_core"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "rand_hc"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_isaac"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_os"
 version = "0.1.1"
@@ -399,6 +907,23 @@ dependencies = [
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand_pcg"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_xorshift"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rdrand"
 version = "0.4.0"
@@ -412,14 +937,50 @@ name = "redox_syscall"
 version = "0.1.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "redox_users"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "argon2rs 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "remove_dir_all"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "resolv-conf"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "hostname 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "safemem"
-version = "0.2.0"
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "ryu"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -435,16 +996,73 @@ dependencies = [
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "schannel"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "scoped_threadpool"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "scopeguard"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "security-framework"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "core-foundation 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "core-foundation-sys 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "security-framework-sys 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "security-framework-sys"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "MacTypes-sys 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "core-foundation-sys 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "sendxmpp"
 version = "0.1.0"
 dependencies = [
- "gumdrop 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "gumdrop_derive 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dirs 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gumdrop 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gumdrop_derive 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-xmpp 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "toml 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "xmpp 0.2.0",
+ "xmpp-parsers 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -463,15 +1081,13 @@ dependencies = [
 ]
 
 [[package]]
-name = "sha-1"
-version = "0.4.1"
+name = "serde_json"
+version = "1.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "block-buffer 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -485,18 +1101,6 @@ dependencies = [
  "opaque-debug 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "sha2"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "block-buffer 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "sha2"
 version = "0.8.0"
@@ -510,15 +1114,81 @@ dependencies = [
 
 [[package]]
 name = "sha3"
-version = "0.6.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "block-buffer 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "block-buffer 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "keccak 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "siphasher"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "slab"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "smallvec"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "socket2"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "string_cache"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "new_debug_unreachable 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "precomputed-hash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache_codegen 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "string_cache_codegen"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
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+ "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
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+[[package]]
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+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "subtle"
 version = "1.0.0"
@@ -534,6 +1204,16 @@ dependencies = [
  "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "syn"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "syn"
 version = "0.15.26"
@@ -552,6 +1232,40 @@ dependencies = [
  "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
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+ "futf 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf-8 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "time"
 version = "0.1.42"
@@ -562,6 +1276,206 @@ dependencies = [
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-current-thread 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-fs 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio-uds 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
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+ "derive-error 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "idna 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "native-tls 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quick-xml 0.13.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sasl 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-tls 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "trust-dns-proto 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "trust-dns-resolver 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "xml5ever 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "xmpp-parsers 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "toml"
 version = "0.4.10"
@@ -571,15 +1485,75 @@ dependencies = [
 ]
 
 [[package]]
-name = "try_from"
-version = "0.2.2"
+name = "trust-dns-proto"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "idna 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "socket2 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
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+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ipconfig 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "resolv-conf 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "trust-dns-proto 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "try_from"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "typenum"
 version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "unicode-bidi"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "unicode-normalization"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "unicode-xid"
 version = "0.0.4"
@@ -590,11 +1564,49 @@ name = "unicode-xid"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "unreachable"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "url"
+version = "1.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "idna 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "utf-8"
+version = "0.7.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "vcpkg"
 version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "void"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "widestring"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "winapi"
 version = "0.3.6"
@@ -604,6 +1616,11 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "winapi-build"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -615,126 +1632,245 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "xml-rs"
-version = "0.4.1"
+name = "winreg"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
-name = "xmpp"
-version = "0.2.0"
+name = "winutil"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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- "base64 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "jid 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
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- "openssl 0.10.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "sasl 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
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- "try_from 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "xml-rs 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "xmpp-parsers 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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+
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+"checksum winreg 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a27a759395c1195c4cc5cda607ef6f8f6498f64e78f7900f5de0a127a424704a"
+"checksum winutil 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7daf138b6b14196e3830a588acf1e86966c694d3e8fb026fb105b8b5dca07e6e"
+"checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+"checksum xml5ever 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)" = "32cd7ebf0203c620906230ce22caa5df0b603c32b6fef72a275a48f6a2ae64b9"
+"checksum xmpp-parsers 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)" = "58b4400e1ae0d246044db5fa7f2e693fdfe9cc6e8eaa72ef2a68c5dc1d3c96de"
diff --git a/Cargo.toml b/Cargo.toml
index 9b81adf..4ba873f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,12 +10,16 @@ keywords    = ["xmpp"]
 license = "GPL-3.0+"
 readme = "README.md"
 
+edition = "2018"
+
 [dependencies]
-#xmpp = { git = "https://gitlab.com/lumi/xmpp-rs.git" }
-xmpp = { path = "xmpp-rs", version = "0.2.0" }
-#xmpp = "0.2.0"
-toml = "0.4.4"
-serde_derive = "1.0.11"
-serde = "1.0.11"
-gumdrop = "0.3.0"
-gumdrop_derive = "0.3.0"
+toml = "0.4.10"
+serde_derive = "1.0.85"
+serde = "1.0.85"
+gumdrop = "0.5.0"
+gumdrop_derive = "0.5.0"
+dirs = "1.0.4"
+tokio-xmpp = "0.2.3"
+futures = "0.1"
+tokio = "0.1"
+xmpp-parsers = "0.12.2"
diff --git a/src/main.rs b/src/main.rs
index 4875dd8..5cd1a05 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,25 +1,19 @@
-#[macro_use]
-extern crate serde_derive;
-extern crate toml;
-extern crate gumdrop;
-#[macro_use]
-extern crate gumdrop_derive;
-extern crate xmpp;
-
-use xmpp::jid::Jid;
-use xmpp::client::ClientBuilder;
-use xmpp::plugins::messaging::MessagingPlugin;
-
-use std::time::Duration;
-use std::thread;
-use std::env;
-use std::iter::Iterator;
-use std::io::{Read, stdin};
-use std::fs::File;
-use std::path::Path;
-
 use std::env::args;
+use std::fs::File;
+use std::io::{stdin, Read};
+use std::iter::Iterator;
+use std::path::Path;
+use std::thread;
+use std::time::Duration;
+
 use gumdrop::Options;
+use serde_derive::Deserialize;
+
+use futures::{future, Sink, Stream};
+use tokio::runtime::current_thread::Runtime;
+use tokio_xmpp::Client;
+use xmpp_parsers::message::{Body, Message};
+use xmpp_parsers::{Element, Jid};
 
 #[derive(Deserialize)]
 struct Config {
@@ -34,12 +28,12 @@ fn parse_cfg<P: AsRef<Path>>(path: P) -> Option<Config> {
             match f.read_to_string(&mut input) {
                 Ok(_) => match toml::from_str(&input) {
                     Ok(toml) => Some(toml),
-                    Err(_) => None
+                    Err(_) => None,
                 },
-                Err(_) => None
+                Err(_) => None,
             }
         }
-        Err(_) => None
+        Err(_) => None,
     }
 }
 
@@ -51,7 +45,9 @@ struct MyOptions {
     #[options(help = "show this help message and exit")]
     help: bool,
 
-    #[options(help = "path to config file. default: ~/.config/sendxmpp.toml with fallback to /etc/sendxmpp/sendxmpp.toml")]
+    #[options(
+        help = "path to config file. default: ~/.config/sendxmpp.toml with fallback to /etc/sendxmpp/sendxmpp.toml"
+    )]
     config: Option<String>,
 
     #[options(help = "Force OpenPGP encryption for all recipients", short = "e")]
@@ -83,33 +79,77 @@ fn main() {
         return;
     }
 
-    let recipients: Vec<Jid> = opts.recipients.iter().map(|s| s.parse::<Jid>().expect("invalid recipient jid")).collect();
+    let recipients: Vec<Jid> = opts
+        .recipients
+        .iter()
+        .map(|s| s.parse::<Jid>().expect("invalid recipient jid"))
+        .collect();
+    let recipients = &recipients;
 
     let cfg = match opts.config {
         Some(config) => parse_cfg(&config).expect("provided config cannot be found/parsed"),
-        None => parse_cfg(env::home_dir().expect("cannot find home directory").join(".config/sendxmpp.toml"))
-            .or_else(|| parse_cfg("/etc/sendxmpp/sendxmpp.toml")).expect("valid config file not found")
+        None => parse_cfg(
+            dirs::config_dir()
+                .expect("cannot find home directory")
+                .join("sendxmpp.toml"),
+        )
+        .or_else(|| parse_cfg("/etc/sendxmpp/sendxmpp.toml"))
+        .expect("valid config file not found"),
     };
 
-    let jid: Jid = cfg.jid.parse().expect("invalid jid in config file");
-
     let mut data = String::new();
-    stdin().read_to_string(&mut data).expect("error reading from stdin");
+    stdin()
+        .read_to_string(&mut data)
+        .expect("error reading from stdin");
+    let data = data.trim();
 
-    let mut client = ClientBuilder::new(jid)
-        .password(cfg.password)
-        .connect()
-        .expect("client cannot connect");
+    // tokio_core context
+    let mut rt = Runtime::new().unwrap();
+    // Client instance
+    let client = Client::new(&cfg.jid, &cfg.password).expect("could not connect to xmpp server");
 
-    client.register_plugin(MessagingPlugin::new());
+    // Make the two interfaces for sending and receiving independent
+    // of each other so we can move one into a closure.
+    let (mut sink, stream) = client.split();
+    // Wrap sink in Option so that we can take() it for the send(self)
+    // to consume and return it back when ready.
+    let mut send = move |stanza| {
+        sink.start_send(stanza).expect("start_send");
+    };
+    // Main loop, processes events
+    let done = stream.for_each(|event| {
+        if event.is_online() {
+            for recipient in recipients {
+                let reply = make_reply(recipient.clone(), &data);
+                send(reply);
+            }
+        }
 
-    for recipient in recipients {
-        client.plugin::<MessagingPlugin>().send_message(&recipient, &data).expect("error sending message");
-    }
+        Box::new(future::ok(()))
+    });
 
     thread::spawn(|| {
         thread::sleep(Duration::from_millis(4000));
         std::process::exit(0);
     });
-    client.main().expect("error during client main")
+
+    // Start polling `done`
+    match rt.block_on(done) {
+        Ok(_) => {
+            println!("successful exiting");
+            std::process::exit(0);
+            //()
+        }
+        Err(e) => {
+            println!("Fatal: {}", e);
+            ()
+        }
+    };
+}
+
+// Construct a chat <message/>
+fn make_reply(to: Jid, body: &str) -> Element {
+    let mut message = Message::new(Some(to));
+    message.bodies.insert(String::new(), Body(body.to_owned()));
+    message.into()
 }