Refactored Code and Fixed 100% View button

moved canvasScale and SCALE_FACTOR to globals.js
refactored code to use jquery functionality/handling
removed Back to Zoom button
refactored function names in whiteboard.js
Erase Function - First Implementation
Adding platform files
Merged Conflicts
Sessions Implemented
Merged
implemented pan up down left right
Merge branch 'refactor' of https://github.com/Zephoku/Whiteboard into refactor

Conflicts:
	www/index.html
	www/js/whiteboard.js
merged files
Fixed Erase to follow jquery style of coding
Fixed Session Bug
Placed pan buttons
Merge branch 'refactor' of https://github.com/Zephoku/Whiteboard into refactor

Conflicts:
	www/index.html
Fixed Merge Conflicts
Fixed merge conflicts
Finished select and draw buttons
accidently erased bracket
Fixed merge conflict
Fixed syncing bug, turned off event listenrs
Fixed select/erase issue