npm_modules: Fork bower_components into Polymer 0.4.0 and 0.5.0 versions

bower_components/core-pages/core-pages.css

-/*
-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
-*/
-
-:host {
-  display: block;
-  position: relative;
-}
-
-polyfill-next-selector { content: ':host > *'; }
-::content > * {
-  position: absolute;
-  top: 0;
-  right: 0;
-  bottom: 0;
-  left: 0;
-  visibility: hidden;
-  z-index: -1000;
-}
-
-polyfill-next-selector { content: ':host > .core-selected'; }
-::content > .core-selected {
-  visibility: visible;
-  z-index: auto;
-}