Static table of contents (#701)

* Add showing/hiding submenus, fix sidebar styling, fix bug where includes wouldn't appear in ToC

* Update ToC to highlight last header if page is scrolled to very bottom, fixes #280

* Set HTML title to current h1 section text, see #133

* Fix menu not opening on mobile

* Add back increase toc item height on mobile

* Fix padding bug

* Add back in ToC sliding animation

source/javascripts/app/_lang.js

@@ -15,13 +15,14 @@ WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 License for the specific language governing permissions and limitations
 under the License.
 */
-(function (global) {
+;(function () {
   'use strict';
 
   var languages = [];
 
-  global.setupLanguages = setupLanguages;
-  global.activateLanguage = activateLanguage;
+  window.setupLanguages = setupLanguages;
+  window.activateLanguage = activateLanguage;
+  window.getLanguageFromQueryString = getLanguageFromQueryString;
 
   function activateLanguage(language) {
     if (!language) return;
@@ -36,7 +37,7 @@ under the License.
     $(".highlight.tab-" + language).show();
     $(".lang-specific." + language).show();
 
-    global.toc.calculateHeights();
+    window.recacheHeights();
 
     // scroll to the new location of the position
     if ($(window.location.hash).get(0)) {
@@ -159,8 +160,5 @@ under the License.
       activateLanguage(language);
       return false;
     });
-    window.onpopstate = function() {
-      activateLanguage(getLanguageFromQueryString());
-    };
   });
-})(window);
+})();