Erase multicolor text implemeted
Modified notesView
Appling clamp from panHandle to all views.
Fixed bugs related to inserting text at random inside the rendering view
Implementing tap zoom.
Conflicts:
	AccessLecture.xcodeproj/project.xcworkspace/xcshareddata/AccessLecture.xccheckout
Minor clean up, removing PrimWrapper.
Limiting scale factor. Minor clean up.
Fixed bugs related to linespacing between text
Clamping zoom.
Updated notesViewController for merging with integration
Merge branch 'notesViewController' into Integration
Merged with notesViewController
Handling tap zoom adjustments.
Merge branch 'streamViewController' into Integration