add more ICE servers
remove support for resiprocate

git-svn-id: http://sipml5.googlecode.com/svn/trunk@179 63d8a0da-676c-2731-e3aa-b417aa27da68
Do not use 'MozDontOfferDataChannel' attribute on Chrome

git-svn-id: http://sipml5.googlecode.com/svn/trunk@180 63d8a0da-676c-2731-e3aa-b417aa27da68
API update for click2dial.org project

git-svn-id: http://sipml5.googlecode.com/svn/trunk@182 63d8a0da-676c-2731-e3aa-b417aa27da68
webrtc4all: Do not require setting video displays for audio-only calls

git-svn-id: http://sipml5.googlecode.com/svn/trunk@184 63d8a0da-676c-2731-e3aa-b417aa27da68
API 185: Add stack configuration property (name='ice_servers', type='array') to allow setting stun/turn servers

git-svn-id: http://sipml5.googlecode.com/svn/trunk@185 63d8a0da-676c-2731-e3aa-b417aa27da68
Merge remote-tracking branch 'upstream/master'