Updated the channel node parser. It will look for a visible tag in the channel node, and stream child node. This data will be used when calling the Channel method. It's optional, but is required for my add-on extension for hd homerun devices.
Updated the stream url tag. I'm storing the url as text, instead of an attribute.
Merge branch 'master' of https://github.com/djgonzo81/script.tvguide into djgonzo81-master

Conflicts:
	source.py
Fixed 'red tint' problem and other minor problems on Gotham
Update language files from Transifex