Bug 965656 - wait for close of all data channels in all tests. r=jesup
Bug 1013809 - switch order of setLocalDescription and setRemoteDescription for the answer. r=jib
Bug 1013809 - a new test case which keeps testing the old logic before this bug. r=jib
Bug 1013809 - switch order of setLocalDescription and setRemoteDescription on dataChannels tests. r=jib
Bug 1013890 - a new test case which keeps testing the old logic for data channel tests. r=jib