Refactoring activity e framework
Merge branch 'master' of
https://github.com/WebActivities/webactivities-os

Conflicts:
	WebActivities/apps/system/systemApp.js
	WebActivities/lib/com/webactivities/os/Activity.js
	WebActivities/lib/com/webactivities/os/Application.js
	WebActivities/lib/com/webactivities/os/Service.js