Cleaned up main file.

- Improved formatting in XPCPlugin.cpp to be consistent throughout the file.
 - Formatted copyright and license notices to be consistent with the rest of the codebase.
 - Replaced out of date documentation with a link to the GitHub wiki
 - Moved the writing of the log header to the Log class and expanded it to include useful information.
 - Updated Windows binaries

xpcPlugin/Log.h

@@ -21,7 +21,7 @@ namespace XPC
 	public:
 		/// Initializes the logging component by deleting old log files,
 		/// writing header information to the log file.
-		static void Initialize();
+		static void Initialize(std::string header);
 
 		/// Writes the C string pointed to by format, followed by a line
 		/// terminator to the XPC log file. If format contains format