Fixed bug where setAttrib/getAttrib on null would throw exception together with any hooked attributes like style.
Quote reserved word "float" (2)

Commit 85e22b58 seems to have missed that.
Merge pull request #409 from aleho/master

Quote reserved word "float" (2)
Merge branch 'master' of github.com:tinymce/tinymce
Fixed jshint/eslint warning about dot notation not being used for reserved word that breaks yuicompressor.
Fixed saucelabs browser version detection.
Fixed a few memory leaks in some of the unit tests.
Fixed so the autosave plugin beforeunload handler de-references the editor instance.
Fixed so the WindowManager and PanelButton closes it's float panels properly on editor removal.
Optimized the internal validChildren map in Schema.js.
Restructured editor event binding/unbinding and fixed event leaks.
Reworked element cache from a global cache to an instance cache.
Update vimeo media

regex vimeo links from channel
Fixed sub instance name.
Added touchstart/touchend events as native events.
Removed the selectionChangeNodeChanged quirks fix and added a fake click fix for iOS.
Fixed so focus call fires fake selectionchange on Gecko.
Added support for true setting of auto_focus.
Fixed bug where WebKit/Blink would produce colors in RGB format instead of the forced HEX format when deleting contents.
Fixed bug where the width attribute wasn't updated on tables if you changed the size inside the table dialog.