worker.js in codemirror-rails-4.2

- old
+ new

@@ -1,4 +1,7 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
 // declare global: tern, server
 
 var server;
 
 this.onmessage = function(e) {