Updated license date

Updated license date to 2015 for new year.

LICENSE.md

@@ -1,5 +1,5 @@
 # License of vichan
-Copyright (c) 2012-2014 vichan-devel
+Copyright (c) 2012-2015 vichan-devel
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal