Removed deprecated setting for Garbage Collection.
Updated SDK to the latest version.
Updated project to recommended settings.
Added ‘DVTPlugInCompatibilityUUIDs’ key in the plist file in order to make the plugin working with all the available Xcode versions, including the Xcode 5.1 beta.
Merge pull request #3 from Eddpt/master

Fixed problems with garbage collection, new SDK and missing DVTPlugInCompatibilityUUIDs from the Plist file