Customized the Confirm Logout box.
Moved from client-side-only collection for tracking chat tabs to its Session analogue.
Merge branch 'master' of https://github.com/antobinary/bigbluebutton into meteor-client-viewer

Conflicts:
	labs/meteor-client/app/.meteor/packages
	labs/meteor-client/app/.meteor/versions
	labs/meteor-client/app/client/main.coffee
	labs/meteor-client/app/client/stylesheets/style.css
Merge pull request #2 from antobinary/meteor-recover-disconnection

Meteor recover disconnection
Merge branch 'master' of https://github.com/antobinary/bigbluebutton into meteor-client-post-summit-merge

Conflicts:
	labs/meteor-client/app/client/globals.coffee