Added start of JSEP session
Checkpoint
Add some stub negotiation classes
fixed missing gMainThread
Merge pull request #42 from nils-ohlmeier/multistream

fixed missing gMainThread
Merge pull request #36 from ekr/MS_start_negotiator

Ms start negotiator
Merge pull request #41 from docfaraday/multistream_unit_tests

Multistream unit tests
Get ice-ufrag and ice-pwd parsing.