Update timezone test to use offset from GMT.

Conflicts:
	AirshipLib/AirshipLogicTests/UAPushTest.m
Moved all headers to project level. Changed 64-bit build targets to 5.1.1

Conflicts:
	AirshipLib/AirshipLib.xcodeproj/project.pbxproj
	InboxSample/InboxSampleLib.xcodeproj/project.pbxproj
	PushSample/PushSampleLib.xcodeproj/project.pbxproj
Look for right selector when determining to skip notifying of launch notification
Check request response type as well as the request URL has 'http' prefix.
Update test comment.
Check NSHTTPURLResponse type.
Added comment: if URL scheme does not begin with 'http' or 'https' then return NO.
Added comments.
Check request URL does not begin with 'http:' or 'https:'.
Compare request URL scheme with 'http' and 'https'.
Fix forwarding unexepcted messages to the auto app delegate

Conflicts:
	AirshipLib/AirshipLib.xcodeproj/project.pbxproj
Add test for not sending nsobject methods to airship delegate
Rename all defaultAppDelegate to originalAppDelegate
Fix responds to in app delegate proxy
Update test comments
Update version to 3.0.2
Remove extra clang and gcc warnings
Fix typo
Merge pull request #364 from urbanairship/Release3.0.2

Release 3.0.2
Update readme to reflect new target changes