subtitles/sub: Watch out for division by zero
Manifest test
sunxi: Initial port
Improve event routing
Add Slovak translation

by lubek76 <lubek@76.net>
rpi: Add a stosversion dependency
rpi: Add support for full system upgrade
rpi: Increase upgrade robustness
upgrade: Don't fail patch upgrade attempt if we can't open target file to get current hash
osk: Replace ¤ with $

Fixes #1820
hls: Fix issues when seeking past end of track

In particular when doing continous play

Fixes #1818
rpi/CEC: Add a setting that allows STOP key to be used as a "prefix" key

Stop + Pause  -> Back
Stop + Play   -> Media info (when playing video)
Stop + <<     -> Item menu
Stop + >>     -> Page menu
Stop + Select -> System log
Stop + Stop   -> Stop

Fixes #1802
glw: Fix some nastyness related to how we resolve properties

This fixes a long standing issue with image view in the UI, causing
just the spinner to appear and no image to be shown

Fixes #1803
httpclient: Deal with "206 Partial Content" when we didn't ask for it.

Some servers, when reusing a HTTP connection, may return "206 Partial Content"
if a previous request was a range request but the new one isn't.
hls: Avoid calling sub_scanner repeatedly if nothing will be scanned by it
rpi: If video duration is unknown, estimate it based on PTS

Fixes #1821
RTMP: Set media source info

Fixes #1822
rpi: Show video frame resolution in media info

Fixes #1823
HLS: More robust handling of corrupted segments
rpi: Include 'linux_process_monitor' in build

Fixes #1825