`mv update update_all`
Added test case 'update_selected'
Ignore xcuserdata
Fixed update_selected to mirror changes from  f309d24da2bf8dbd7a81dfaee621eae5121ce921
Fixed test case

JSONKit should be locked at 1.4, but with the dependency that it could be even a newer version, so we can validate that only Reachability will be updated.
Merge pull request #9 from mrackwitz/feature_pod_update

Feature pod update