[TESTING] Kodi 18 (Leia) builds for Vero 2 & 4K

17.8-086, 17 July 2017: Based off OSMC commit (a64a19a) and xbmc (6338fc36)

OSMC:
Temp remove audo decoders due to build errors: audiodecoder.modplug audiodecoder.sidplay audiodecoder.nosefart audiodecoder.snesapu
Sync with OSMC for upstream patches.

XBMC:
[cmake] cleanup FindOpenGLES.cmake (PR:12461, 3 commits, 3 files changed)
VideoPlayer: fixes (PR:12491, 2 commits, 5 files changed)
fix python local weekday name (PR:8478, 1 commit, 1 file changed)
Fix endless loop when opening streams with missing information (PR:12483, 1 commit, 1 file changed)
Fix AddonVideoCodec plane swap (PR:12494, 1 commit, 3 files changed)
Log filter graph only when video component logging is enabled (PR:12496, 1 commit, 1 file changed)
Change CVideoSync stop flag from atomic bool to CEvent (PR:12485, 1 commit, 21 files changed)
VideoPlayer: only set yadif filter for interlaced material (PR:12498, 1 commit, 1 file changed)
VideoPlayer: fix for stillframes (vaapi) (PR:12499, 2 commits, 2 files changed)
[depends][win32] Hopefully fix a python crash (PR:12502, 1 commit, 2 files changed)
[depends][win32] Hopefully fix a dnssd crash (PR:12501, 1 commit, 2 files changed)
RetroPlayer: Remove dependency on IPlayer interface (PR:12493, 1 commit, 3 files changed)