Bug 726716: Keyboard shortcuts for Fennec. [r=mfinkle]

--HG--
extra : rebase_source : fa0d362face86e9b7d28d2a3e079edf5fd43d283
Bug 836132 - update x-frame-options ALLOW-FROM parsing to conform to IETF internet draft. (r=bz,geekboy)
Bug 836132 - add more tests for x-frame-options ALLOW-FROM. (r=bz)
Bug 859591 - 'Aborted transactions sometimes block all remaining transactions forever'. r=khuey.
Bug 860104 - Cast prefs after interpolation, r=ahal
bug 854467 - fix nsIPluginTag enabled state API r=bsmedberg r=unfocused
Bug 860012 - Complete hooking up errors from gsm_sdp to PeerConnectionImpl r=ehugg
Bug 851917.  Get rid of the classinfo for HTMLObjectElement, HTMLEmbedElement, HTMLAppletElement, and rip out nsHTMLPluginObjElementSH.  r=peterv,johns
Bug 859503.  Make unknown extended attributes into parse errors.  r=khuey