Merge pull request #1 from score-team/master

licensing
Update events' name and prevent server from crashing because of disconnections
Merge branch 'master' of github.com:MatthieuNICOLAS/mute-server
Update version number
Delete debug messages
Add events to store and broadcast collaborators' cursor position and current selection
Add broadcast of the date of the last modification
Add storage of document's model using MongoDB and add text operations' history
Use now the db connection established by the nodeJS server
Debug "Utilisateur -1"'s infosUser
Debug document's first user' cursor
Merge pull request #1 from MatthieuNICOLAS/master

Update from original