Update Doxyfile

A few parameters were outdated and this produced warnings from Doxygen

Signed-off-by: Allan McRae <allan@archlinux.org>

doc/Doxyfile

@@ -1,4 +1,4 @@
-# Doxyfile 1.7.5.1
+# Doxyfile 1.8.2
 
 #---------------------------------------------------------------------------
 # Project related configuration options
@@ -37,11 +37,14 @@ INHERIT_DOCS           = YES
 SEPARATE_MEMBER_PAGES  = NO
 TAB_SIZE               = 4
 ALIASES                =
+TCL_SUBST              =
 OPTIMIZE_OUTPUT_FOR_C  = YES
 OPTIMIZE_OUTPUT_JAVA   = NO
 OPTIMIZE_FOR_FORTRAN   = NO
 OPTIMIZE_OUTPUT_VHDL   = NO
 EXTENSION_MAPPING      =
+MARKDOWN_SUPPORT       = YES
+AUTOLINK_SUPPORT       = YES
 BUILTIN_STL_SUPPORT    = NO
 CPP_CLI_SUPPORT        = NO
 SIP_SUPPORT            = NO
@@ -52,11 +55,13 @@ INLINE_GROUPED_CLASSES = NO
 INLINE_SIMPLE_STRUCTS  = NO
 TYPEDEF_HIDES_STRUCT   = NO
 SYMBOL_CACHE_SIZE      = 0
+LOOKUP_CACHE_SIZE      = 0
 #---------------------------------------------------------------------------
 # Build related configuration options
 #---------------------------------------------------------------------------
 EXTRACT_ALL            = NO
 EXTRACT_PRIVATE        = NO
+EXTRACT_PACKAGE        = NO
 EXTRACT_STATIC         = NO
 EXTRACT_LOCAL_CLASSES  = YES
 EXTRACT_LOCAL_METHODS  = NO
@@ -84,7 +89,6 @@ GENERATE_DEPRECATEDLIST= YES
 ENABLED_SECTIONS       =
 MAX_INITIALIZER_LINES  = 30
 SHOW_USED_FILES        = YES
-SHOW_DIRECTORIES       = NO
 SHOW_FILES             = YES
 SHOW_NAMESPACES        = YES
 FILE_VERSION_FILTER    =
@@ -145,13 +149,14 @@ HTML_FILE_EXTENSION    = .html
 HTML_HEADER            =
 HTML_FOOTER            =
 HTML_STYLESHEET        =
+HTML_EXTRA_STYLESHEET  =
 HTML_EXTRA_FILES       =
 HTML_COLORSTYLE_HUE    = 220
 HTML_COLORSTYLE_SAT    = 100
 HTML_COLORSTYLE_GAMMA  = 80
 HTML_TIMESTAMP         = YES
-HTML_ALIGN_MEMBERS     = YES
 HTML_DYNAMIC_SECTIONS  = NO
+HTML_INDEX_NUM_ENTRIES = 100
 GENERATE_DOCSET        = NO
 DOCSET_FEEDNAME        = "Doxygen generated docs"
 DOCSET_BUNDLE_ID       = org.doxygen.Project
@@ -175,9 +180,8 @@ QHG_LOCATION           =
 GENERATE_ECLIPSEHELP   = NO
 ECLIPSE_DOC_ID         = org.doxygen.Project
 DISABLE_INDEX          = NO
-ENUM_VALUES_PER_LINE   = 4
 GENERATE_TREEVIEW      = NO
-USE_INLINE_TREES       = NO
+ENUM_VALUES_PER_LINE   = 4
 TREEVIEW_WIDTH         = 250
 EXT_LINKS_IN_WINDOW    = NO
 FORMULA_FONTSIZE       = 10
@@ -280,6 +284,7 @@ CLASS_GRAPH            = YES
 COLLABORATION_GRAPH    = YES
 GROUP_GRAPHS           = YES
 UML_LOOK               = NO
+UML_LIMIT_NUM_FIELDS   = 10
 TEMPLATE_RELATIONS     = NO
 INCLUDE_GRAPH          = YES
 INCLUDED_BY_GRAPH      = YES