Modified upstream/c branch to include changes previously made in dev branch.   Use Xcode < 4.5 (4.4.1 tested).  Configured to target iOS 4.2 minimum, architectures "armv6 armv7".  Do not code sign.  Xcode Product->Build For->Archiving used to build test app for use on iOS devices.  Tested and working on: armv6 iPod Touch 2G, iOS 4.2.1; armv7 iPod Touch 5G, iOS 6.1.2.
Merge remote-tracking branch 'upstream/c' into c

Conflicts:
	AirFloat/AirFloat-Info.plist
Merge pull request #11 from davhelm/c

C