- use conference number in joining - check if there is a conflict when scheduling session git-svn-id: http://bigbluebutton.googlecode.com/svn/trunk@1410 af16638f-c34d-0410-8cfa-b39d5352b314
git-svn-id: http://bigbluebutton.googlecode.com/svn/trunk@1336 af16638f-c34d-0410-8cfa-b39d5352b314
git-svn-id: http://bigbluebutton.googlecode.com/svn/trunk@1190 af16638f-c34d-0410-8cfa-b39d5352b314