This should fix Issue #151. This change parses out the show url from the
ep url if the item is an episode and passes it to build_listitem
Replaced themes with compressed versions
Updated the help.faq and bumped the version number to 2.3.50 to start
beta testing for 2.4.0
Integrate Website's Watched List

Refactor ChangeWatched to avoid duplication and extend it to update the
website's watched list when the watched status changes.
Add plugin menu option to browse the watched list and within that list
delete items.
Small fix to utils.py where xbmcgui.Dialog().yesno() didn't like being
passed None.
Remove newline at end of default.py