Update copyright year

Updated the copyright year to protect the changes you've made since 2010. :-)

LICENSE

@@ -1,7 +1,7 @@
 The MIT License
 
 Copyright (c) 2009 Chris Wanstrath (Ruby)
-Copyright (c) 2010 Jan Lehnardt (JavaScript)
+Copyright (c) 2010-2014 Jan Lehnardt (JavaScript)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: