Selectmenu: Missing comma in variable declaration

Fixes gh-7405
Navigation: Do not wait for load() if document.readyState is "complete"

Closes gh-7389
Fixes gh-7386
Select: Fixed error in _decideFormat

The _decideFormat function should not be called for native select menus.

Closes gh-7382
Fixes gh-7369
Swipe: Keep swiperight when tearing down swipeleft and vice versa

Closes gh-7353
Fixes gh-7351
Demos: Removed superfluous class from contents menu
Demos: Typos

Demos: Text corrections
Core: Make controlgroup icon-only buttons in toolbars mini

Fixes gh-7266
Controlgroup: Make sure items in a controlgroup all have the same height
Build: Add "css" to the list of test subdirectories
pointer events: initial addition of polymer polyfill