Copied the SimpleDemo project as a Swift project.  It builds and seems to have all the pieces, but there is a crash when setting up the local video stream.  For #25.
Trying to add support for the iOS Simulator, but it doesn't seem to be linking in the libs correctly.
Fixed SimpleDemoSwift project!
Add BSD 2 license.
Merge pull request #29 from jrosssavant/simple-demo-swift

Simple demo swift
web, client: only automatically start call if incoming message contains sdp or candidate
Android: added a webview based example application
Android: added a native example application which shows a self-view
channel_server: convert SDPs and candidates to JSON and vice versa
added native call example, which can set up a call towards the demo server
android, native call: use property notifiers to know when the local session description is updated
android, native call: use the correct hash function to generate fingerprint

Change-Id: I980cf41af1ab20edccf4b8ae68eca95c0ed524b0
android, native call: added workaround for Firefox's packetization-mode=1
android, native call: fixed wrong object being sent when sending candidates
android, native call: various fixes to call setup logic
android, native call: use a fixed self-view size with correct aspect ratio
android, native call: use different text color for disabled views