Removed Constants.h from headers to be copied
Let Xcode upgrade project file
Fixed AFCache podfile reference
fixed path
added response header display
testing for connectivity before sending IMS request
Merge branch 'develop' of github.com:artifacts/AFCache into develop

Conflicts:
	AFCacheTestTool-OSX/Podfile
renamed offline to offlineMode to avoid confusion
phrasing
added number of requests option to test tool to test concurrency behaviour
Replaced performSelector:…afterDelay: by direct method calls / performSelector: calls without afterDelay: as it had significantly reduced cache response times