Add ice candidate handling for the peer connections
Merge branch 'master' into ice_candidate_handling
Enable queuing of the ice candidates for when the conversation window is not set up
Fix a bug in long polling to correctly handle sending events in quick succession.
Don't try to send candidate messages for the null candidate events
Update comment regarding when the workaround for compatiblity will be needed until
Make has-video class only be added for video calls

Conflicts:
	test/frontend/chat/conversationview_test.js
Rename CallView methods and variables to accurate reflect what they do/are
Change local-video id and class to local-media in HTML, CSS, and JS
Improve maintainability by changing CallView remote-video to remote-media
Update test description for maintainability
Rename video-area to media-display-area and fix indent for clarity

Conflicts:
	static/css/chat.css
Ensure the CallView hides itself when there's no video
Remove obsolete testing/logica for hiding CallView local-video element
add waitForElementWithPropertyValue to the functional test driver
add waitForElementWithAttrOrPropValue method to the driver object

Refactor broken waitForElementWithAttrOrProp into working waitForElementWithPropertyValue
Add assertCallMediaPlaying & assertMediaElementNotPaused for functional testing
Add assertElementVisibleAndInView as 'visible' actually means 'maybe visible'
Fix assertMediaElementNotPaused and add assertElementVisibleAndInView
Add audio-only call functional test

Add an assertion to test_audio_only_call to ease debugging failures
Fix _onIceCandidate documentation