Bug 886528: Postpone popup menu initialization. [r=mfinkle]

--HG--
extra : rebase_source : 063c64a6340b92a75d00b1a5ed434b0a249827d6
Bug 886528: Move onCreatePanelView to GeckoApp. [r=mfinkle]

--HG--
extra : rebase_source : 4383294087f67382e8f96e9351f41ce6a61b7cf8
Bug 872947 - Release pseudostack when unregister thread. r=snorp
Bug 880245 - Convert JS_MODULES_PATH to be relative to $(FINAL_TARGET); r=gps
Bug 880245 - Move EXTRA_JS_MODULES to moz.build (batch #2); r=joey