whiteboard createWhiteboard and exists functions
dbconn.js added
more cool stuff
more cool stuff
First version of whiteboard
change DBConn to use mongoose,client connect,disconnect handling
Fixed bugs with controller and changed page layout
mongoose models,creating whiteboards,assigning newly connected users to whiteboard handlers
...
lines are saved and emitted to clients
add erase handling
initial chat stuff

committing initial files for whiteboard chat
Merge branch 'david' of github.com:dxwang/remotecollab into david
Merge branch 'aruth' of https://github.com/dxwang/remotecollab into david
Merge branch 'david' of https://github.com/dxwang/remotecollab into aruth
blah
Added socket events
Various fixes
BUG FIXES
Merge branch 'david' of https://github.com/dxwang/remotecollab into david