fixing slide security error
loading swf file instead of image, security error fixed
separate top and bottom menu buttons from NoTabView
Merge branch 'master' of https://github.com/bigbluebutton/bbb-air-client into refactor-viewnavigator

Conflicts:
	src/org/bigbluebutton/view/navigation/pages/participants/ParticipantsViewMediator.as
	src/org/bigbluebutton/view/navigation/pages/presentation/PresentationViewMediator.as
refactor topActionBar and bottomMenu
remove unnecessary group
fix typo
Merge pull request #33 from SenecaCDOT-BigBlueButton/refactor-viewnavigator

Refactor viewnavigator
resolved conflicts with upstream
Merge pull request #17 from SenecaCDOT-BigBlueButton/slide-security-fix

Slide security fix
Merge remote-tracking branch 'upstream/master' into unit-testing
removing BackButtonTest file because original file was deleted