[gui] adds listitem info label inprogress to determine if epg item is in progress

This adds a new listitem info label inprogress which indicates if the
associated epg tag points to a current ongoing program.
fixed context menu 'remove safely' selection
libdvdcss-1.2.12 removed _XBOX unneeded patches
libdvdcss-1.2.12 updated diff files
libdvdcss update to 1.2.13 - incl diff file
libdvdread-libdvdnav update to 4.2.1
libdvdread-libdvdnav - remove unused xbmc patches
libdvdread-libdvdnav - updated diff files
correct codec names, MPEG is always written in upper-case
[cosmetic] add missing "l" in some comments
[ios] - remove the audiosession handling from the sink - its handled in the UIApplication already
[ios] - always send a speed change to ios when the player gets paused (to stop the playback progress bar in the ios control center)
[ios] - allow usage of IDispResource on the whole darwin platform (not only osx)
[ios] - allow to register IDispResource on iOS Windowing and call OnAppFocusChange when needed
[ios] - call OnAppFocusChange in windowing when app is backgrounded/foregrounded on ios
[epg] get rid of orientation support
upnp: controller functionality depends upon server being enabled (fixes #15050)
upnp: unregister any discovered UPnP renderers when disabling the upnp controller
[dxvahd] attempt to fix colour range
Make the allowed SSL Ciphers a protocol option for CurlFile.

Recent versions of libcurl disable the RC4-SHA cipher that is still used by some sites.
While certainly the right decision, it breaks (at least) the YouTube addon.

This patch allows addons to explicitly request disabled ciphers via a protocol option:
https://host/path|SSLCipherList=DEFAULT:RC4-SHA