bump GUI ABI to 5.0.0 due to recent skin core changes
[settings] on skin change, ensure we reset the skin font to the default. fixes #14858
fixed, 3d mode for amcodec, requires rw to /sys/class/ppmgr/ppmgr_3d_mode
[Fix][gifs] Fix stack corruption caused by a too high initial code size (max is 11 bits).
[Fix][gif] Fix "Prevent Translation table overflow" check.
upnp: executing Stop() in state NO_MEDIA_PRESENT is not allowed
upnp: fix indentation in player after previous commit
upnp: remove invalid/unnecessary comment
[rss] right to left scrolling wasn't done for RTL langauges since e470fb5ccd. Fixes #14928
[Fix][gif] Check image dimensions.
ActiveAE: Wait at least c_retry * 1500
ActiveAE: fix downmix for the case a sink returns more channels than requested
Merge pull request #4239 from FernetMenta/active

ActiveAE: fix downmix for the case a sink returns more channels than req...
Merge pull request #4238 from fritsch/ae-extend-init

ActiveAE: Wait at least c_retry * 1500
Fix deletion of URL string for variable length playlists.

When the playlist M3U helper selects a specific M3U/8 playlist it will
overwrite the strFile pointer with the internal contents of selected.
However, selected then goes out of scope leaving garbage as the URL
Merge pull request #4226 from jmarshallnz/rss_direction

[rss] right to left scrolling wasn't done for RTL langauges since e470fb5ccd
Merge pull request #4220 from davilla/fix3damlcodec

fixed, 3d mode for amcodec, requires rw to /sys/class/ppmgr/ppmgr_3d_mode
Merge pull request #4244 from voguemaster/m3u_fix_deleting_url_string

Fix deletion of URL string for variable length playlists.
timeout while fixed-wait is expected and no error
Merge pull request #4232 from Montellese/upnp_player_stop_on_start_fix

upnp: executing AVTransport's Stop action in state NO_MEDIA_PRESENT is not allowed