Updated Acknowledgements
Fixing peerIdentity, removing noaccess.
Reformatting peerIdentity stuff.
Dealing with cloning of tracks for peerIdentity.
changes to Constrainable as discussed on today's editors' call
Merge pull request #10 from martinthomson/peerIdentityGum

Fixing peerIdentity, removing noaccess
changes to constrainable as discussed in today's editors' call
remove noaccess constraint
Merge branch 'master' of github.com:fluffy/webrtc-w3c
remove comment lines from fixing HTML
don't make mandatory constraint set nullable
Merge branch 'master' of https://github.com/fluffy/webrtc-w3c
remove comment lines from fixing HTML and other HTML issues
Add constraints for sampleRate
Add constraints for sampleSize
remove some old crap commented out
Add constraints for echoCancelation
Merge remote-tracking branch 'origin/master'
make ConstraintSet a typedef, tweak applyConstraints definitions
updated text in section 5 to match current understanding