ALAudioSink GLMediaPlayerImpl FFMPEGMediaPlayer: Verbosity only w/ DEBUG flag.

Signed-off-by: Xerxes Rånby <xerxes@zafena.se>
Merge remote-tracking branch 'xranby/master'
FFMPEGMediaPlayer: Add missing indentation of commit 8a032a2c1f247819bdb08382fbebcc4cd896b3f2