Expanding notification documentation with more text and examples.  Pending popup changes.
Merge branch 'master' of https://github.com/rhomobile/rhodes
Merge branch 'master' of https://github.com/rhomobile/rhodes
Merge branch 'master' of https://github.com/rhomobile/rhodes
Merge branch 'master' of https://github.com/rhomobile/rhodes
rakefile: add commands get_ext_xml_paths and update_rho_modules_js,
fix cache of xml generator
Application API: get nativemenu fix
update Rho.Application.js
JS API: support jscallback in native code
fix getter for application.nativemenu property
Merge branch 'master' of github.com:rhomobile/rhodes

Conflicts:
	platform/shared/common/AppMenu.cpp
	platform/shared/common/AppMenu.h
jsapp: fix rhosim paths
rhogen: remove json extension
Application API: fix nativeMenu in OSX Rhosim
added file api
Merge branch 'master' of https://github.com/rhomobile/rhodes
enabled File API on WP8
Initial commit of LedImpl.cpp
Merge branch 'master' of https://github.com/rhomobile/rhodes
Initial checkin of Notification.LED skeleton