* upgrade dependencies * allow blocks with same name in different groups * code cleanup
* update tools * run code cleanup * update dependencies
* re-namespace * optimize usings * more usings * more of the same * more implicit/global usings * cleanup all usings * minor fixes
* add music videos library * add music video tables * first pass at music video library scan * support music videos in playouts * display music videos in search results and collections * fix music video thumbnails * remove some obsolete fields
