Update frcd.m

replace indexPath with newIndexPath in case NSFetchedResultsChangeMove
Merge pull request #42 from Xummer/master

Update frcd.m
Update snippet to use fileURL instead of URL

I was having issues with this returning nil, changing the method to fileURLWithPath fixed it.
Merge pull request #43 from Kronusdark/master

Update snippet to use fileURL instead of URL
Merge remote-tracking branch 'upstream/master'