Added Polymer 0.5.4

polymer_0.5.4/bower_components/paper-menu-button/paper-menu-button.html

 <!--
 Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
 Code distributed by Google as part of the polymer project is also
 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
 -->
 <!--
 
@@ skipping 59 matching lines @@
     },
 
     activateAction: function() {
       this.opened = false;
     }
 
   });
 
 </script>
 </polymer-element>