Build: Remove dates from copyright notice

Closes gh-1983
(cherry picked from commit 66e1b6b8d49812239b5712d65922ff94c60f7b02)

Conflicts:
	Gruntfile.js

Gruntfile.js

@@ -136,8 +136,7 @@ module.exports = function( grunt ) {
 						"ascii_only": true
 					},
 					banner: "/*! jQuery Compat v<%= pkg.version %> | " +
-						"(c) 2005, <%= grunt.template.today('yyyy') %> jQuery Foundation, Inc. | " +
-						"jquery.org/license */",
+						"(c) jQuery Foundation | jquery.org/license */",
 					compress: {
 						"hoist_funs": false,
 						loops: false,

LICENSE.txt

-Copyright 2005, 2014 jQuery Foundation and other contributors,
-https://jquery.org/
+Copyright jQuery Foundation and other contributors, https://jquery.org/
 
 This software consists of voluntary contributions made by many
 individuals. For exact contribution history, see the revision history

src/intro.js

@@ -5,7 +5,7 @@
  * Includes Sizzle.js
  * http://sizzlejs.com/
  *
- * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors
+ * Copyright jQuery Foundation and other contributors
  * Released under the MIT license
  * http://jquery.org/license
  *