Use the caching from statistics, by calling loaded and dispose methods (onload and onerror).

Do not flush the connection after 'session-accept'
is queued to avoid BOSH race condition issue.

This is an unrecoverable error and in current state of
the system reload in the client is the least complex
thing to do.

Stores render event in connection times to use it for tests.

Moves render time calculations in the library.

Adds events for various disconnects, failures and reloads.

On Safari/IE we have to wait until the WebRTC stack is
initialized in case the plugin is being installed for
the first time.

Does not fire an "IncompatibleVersionsEvent" in case the
reported XMPP server version changes.

Handles the case where we can receive the presence with the video type before we have received and created the remote track.

Fixes a problem where, sending that namespace on every presence will make the server think we are joining every time and will return us the message history for the muc.

If in the presence there is 110 and 307 status codes there was an error in processing. When kicked the other participants were not cleared from the conference. Firing an event for focus leaving the conference when we are kicked.