[gui] fix crash if an info expression (with square brackets) wasn't correctly closed off by a skin.
Merge pull request #4445 from ruuk/stopsfx

Add xbmc.stopSFX() to the python xbmc module.
Merge pull request #4475 from popcornmix/pisink_update

[PiSink] Fixes for underrun, passthrough and multichannel
Merge pull request #4460 from koying/fixdroidx86ffmpeg

FIX: [droid;x86;ffmpeg] disabling mmx on recent gcc actually causes crashes
Merge pull request #4473 from Black09/constants

Enable constants for centerleft and centertop