Fix chat auto reconnect

Fixes for some spacing issues in the client

Change presentation pod reconnect to get all pods

Synch with v2.0

Fix auto reconnect rejoin issue

Merge branch 'master' of github.com:bigbluebutton/bigbluebutton into fix-auto-reconnect-rejoin-issue

Add a check for currentPresenter in pod message handlers

Merge branch '2.1-checkpresenter-podmsghandlers' of https://github.com/capilkey/bigbluebutton into capilkey-2.1-checkpresenter-podmsghandlers

 - make client logout timer configurable in bigbluebutton.properties

Fix locale initialization

 Update file download window with pres download change event

Improvements on Presentation Management

Hide audio labels

Merge branch 'presentation-download' of github.com:riadvice/bigbluebutton into presentation-download

Fixed round buttons' icon centering

Fixes #3576

Merge branch 'presentation-download' of github.com:riadvice/bigbluebutton into presentation-download

- Disable toggle file downloadable on and off.