Added license file
Was pointing to the wrong AFNetworking.
Wasn't cleaning up images correctly.  Markers weren't cleaning up selection correctly.
Merge from develop branch
Updated README
Updated README again.
Cut the symbols out of the debug framework.
Merge branch 'develop'
Added Touch support, all the user has to do is go in TouchDelegateFixed.m and edit the touchBegan method
Added a second delegate function, ditDoubleTapAt in WhirlyGlobeViewControllerDelegate protocol, so that single tap delegate is not called on double tap.
Merging with mousebirds develop branch
Added double tap support
Added a second delegate method for double taps. Single vs Double delegate calls are now distinguished.
Merging from Mousebird 2/10/13
Merge branch 'develop' of https://github.com/mousebird/WhirlyGlobe into correctCodeMerged
New pull from mousebird - just merged
Added a few things the merge deleted.
Merge branch 'develop'
Expanded plate caree a bit.  Updating the interface for asychronous callback in the quad images layer.  Fixed problem with tex groups.   Fixed logic problem with placeholder images.
Cleaned up the delegate interface for tile sources and moved images out into a distinct object.
A little tweaking on the new tile interface.