Throw NotFoundHttpException if object/batch action doesn't exists (instad of a FatalError)
Make more explicit debug message.
CS Fix
Merge pull request #689 from sescandell/fix-undefinedObjectActions

Throw NotFoundHttpException if object/batch action doesn't exist
Renamed customListView to customView
Changed customBlocks to custom_blocks for consistency
Merge pull request #690 from bobvandevijver/master

Changed customListView to customView