Bug 919767 - Clean up Call and CallInfo when finished r=ehugg
Bug 842549 - Part 1: Generate trickle candidates from nICEr, with testing r=abr
Bug 842549 - Part 2: Plumb candidates up to signaling r=abr
Bug 842549 - Part 3: PC.js changes for trickle r=abr
Bug 842549 - Part 4: Small fix from ekr to disarm the trickle_cb when the ICE ctx is destroyed. r=abr
Bug 842549 - Part 5: Fix slots cleanup when VcmSIPCCBinding is destroyed r=ekr