Overview of changes in 50.0
• Drop Grilo and use LocalSearch directly
• Add volume controls accelerators
• Refactor Repeat Mode Button into a separate class
• Misc gstplayer refactoring
 Icon is missing in «Add to Playlist» dialog (#668)

Thanks to our contributors this release:
 Gabriele Ricciardi
 Marinus Schraal
 Tau Gärtli