Curl_ossl_init: call OPENSSL_config for initing engines

Bug: http://curl.haxx.se/mail/lib-2014-06/0003.html
Reported-by: Дмитрий Фалько

docs/INTERNALS

@@ -33,7 +33,7 @@ Portability
  want it to remain functional and buildable with these and later versions
  (older versions may still work but is not what we work hard to maintain):
 
- OpenSSL      0.9.6
+ OpenSSL      0.9.7
  GnuTLS       1.2
  zlib         1.1.4
  libssh2      0.16

lib/vtls/openssl.c

@@ -62,6 +62,7 @@
 #include <openssl/dh.h>
 #include <openssl/err.h>
 #include <openssl/md5.h>
+#include <openssl/conf.h>
 #else
 #include <rand.h>
 #include <x509v3.h>
@@ -740,6 +741,7 @@ int Curl_ossl_init(void)
     return 0;
 
   OpenSSL_add_all_algorithms();
+  OPENSSL_config(NULL);
 
   return 1;
 }