force display of slide even if .rendered does not trigger. Will need to decouple pointer coord from Presentation

html5client: Login error pop-up removed; reset the listenOnly defaults

html5client: fix for whiteboard annnotations issue

HTML5 client: Grunt configuration update + UI bug fixes and adjustments.

Added auto join audio for the HTML5 client

Made Grunt work without additional step of making grunt command recognizable (added grunt-cli to the default installation).

Conflicts:
	bigbluebutton-html5/app/config.coffee

Fixed endless joining voice chat message

Changed config to auto join

Fixed endless joining voice chat message

Fix emoji buttons overlapping the slide buttons on portrait view

Fix a bug introduced on the user list design changes on HTML5

Correct the presentation back button enabled check

html5client: modified the handling of users on meteor started

Work on HTML5 client file uploader for presenters.

* upstream/master:
  Reduced the amount of LESS code for emoji animations by using a loop.
  Fixed the size and internal proportions of the Exit Fullscreen button.
  Removed the thin black lines inside the happy face and sad face icons occurring due to an implicit SVG path closure.

HTML5 client: UI bug fixes and some code optimization.