[videoinfoscanner] fix infinite loop

also fixes infinite loop when items[0] is a file
[videoinfoscanner] do not consider optical file paths as valid subpaths
[win32] Update python package to 2.7.8
Merge pull request #5765 from Karlson2k/win32_python278

[win32] Update python package to 2.7.8
Merge pull request #5734 from tamland/dvdstackfix

[videoinfoscanner] fix video_ts folder not stacked on movie scan
fix namespace typo
Merge pull request #5769 from Jalle19/fix-namespace-typo

Fix namespace typo
dvdplayer: observe pts counter overflow
vdpau: advanced settings for auto deinterlacing
ActiveAE: slightly reduce buffer size
ActiveAE: add some debug logging
pthreads: use mutex protocol PTHREAD_PRIO_INHERIT
vaapi: lock gfx context on pre-cleanup
Bump xbmc-pvr-addons ref