Update README.md

Author: arscan

README.md

@@ -17,7 +17,7 @@ View [index.html](index.html) for a usage example.
 ### License
 
 The MIT License (MIT)
-Copyright (c) 2014 Robert Scanlon
+Copyright (c) 2014-2017 Robert Scanlon
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal