Moved away from out own custom uti for m4v files since that was causing problems of its own
Moved away from out own custom uti for m4v files since that was causing problems of its own

grmartin/neometaz,grmartin/neometaz,griff/metaz,liweichen0817/metaz,griff/metaz,liweichen0817/metaz,grmartin/neometaz,liweichen0817/metaz,griff/metaz,griff/metaz,grmartin/neometaz,griff/metaz,liweichen0817/metaz,grmartin/neometaz