add upload button to programm activity
move upload logic to Porject manager
add new UI tests for this buttons
Merge pull request #804 from Catrobat/issue#754

fix Issue#754 and issue#753: Add upload functionality to the overflow menu and program view
Merge remote-tracking branch 'origin/master' into LiveWallpaper_Sound

Conflicts:
	catroid/res/menu/context_menu_my_projects.xml
	catroid/res/menu/menu_current_project.xml
	catroid/src/org/catrobat/catroid/ProjectManager.java
	catroid/src/org/catrobat/catroid/ui/MainMenuActivity.java
	catroid/src/org/catrobat/catroid/ui/MyProjectsActivity.java
	catroid/src/org/catrobat/catroid/ui/ProjectActivity.java
	catroid/src/org/catrobat/catroid/ui/fragment/ProjectsListFragment.java