Update media_setup.py

Fixing multiple text search for disctype in filename and avoiding ac3 dubs to be recognized as 3d (ex. ac3d)
Merge pull request #82 from BiTeMeNoW/patch-1

Update media_setup.py
v12.0.23
Merge branch 'master' of https://github.com/XBMC-Addons/script.artwork.downloader

Conflicts:
	addon.xml
	changelog.txt
Merge branch 'master' of https://github.com/mikebzh44/script.artwork.downloader

Conflicts:
	addon.xml