packetizer: flac: add some comments
packetizer: flac: remove commited debug code
packetizer: flac: ensure blocksize range
packetizer: flac: hint min frame size
packetizer: flac: fix end of frame blocksize handling
demux: flac: call packetizer at eos.

refs #3178
packetizer: flac: process end of streambuffer (fix #10340)
mac package: add UTImportedTypeDeclarations for file types

This allows the OS to sort the files into the right categories
(movie, audio, ...).

close #9778
mac package: convert Info.plist into binary format before deployment

This reduces size of this file from currently 60 to 16 KB.
Merge remote-tracking branch: upstream/master