Initial state of the RTCMultiConnection driver
updated all of the connection properties
Adds the session and direction options to the driver options
Changes the setting of the name property in the connection component to username
Removes a accidentally committed 'debugger' statement
First working version of the rtcMulti driver along with the connection component

Task 2814 and 2809
Removes the debugging out put that was mistakenly just committed
Adds a delay to creating a video element until the userid is set, plus exposes the aspectRatio to the driver
Removes the threejs driver
Passes the video streams width and height to the view
Fixes the setting of the unique userid for each client

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Cleans up issue brought up through the pull request.
Removes the console output used to debug the rtcMultiConnection
Removes setting the the camera's navmode
Removes the VNC and iframe support