[TestFlight] Update to 1.2.4 and settings included

This commit updates the TestFlight SDK to 1.2.4 and exposes the
TestFlight Settings as C# methodes.
Changed settings to use .NET conventions
add ArmV7s LinkTarget
Merge pull request #1 from kklobe/master

Add ArmV7s Link Target by kklobe
[TestFlight] Updated to 1.2.5
[TestFlight] Updated to 1.2.5 readme and the binding files.
[TestFlight] => updated to v2.0.0
Merge branch 'master' of github.com:svrooij/monotouch-bindings into svrooij-master

Conflicts:
	TestFlight/binding/Makefile