Update __init__.py

Based on enhancements by plex_mb  The changes from his version are below:

Enhancements:
-Added playlist support both the current users and for subscriptions
-Added a long video search feature
-Added video recommendations feature to main menu
-Added capability to display the channel image on the My Account thumb in the main menu
-Created custom icons
-Moved Favorites and Watch Later playlists from the main menu to the playlists menu
-Added the channel's image to the video sub menu (in place of the default icon)
-Supressed the display of the Channel thumb in the video sub menu when coming directly from the -subscription menu - Prevents some un-intended potential menu looping
-Removed the "Previous" thumb in long lists - Didn't seem necessary and created a menu loop (of sorts) when used
-Added ability to add videos to your Watch Later playlist to the video sub-menu
-Refactored activity parsing to reduce code size and clean up display
-Upgraded video image thumbs to HQ
-Several features were removed from the main menu.

Bug Fixes:
-Added the upload date for subscription upload activity menu
-Fixed bugs in parsing that prevented subscription activity from appearing
-Added the length of the video to several menus
-Removed code to exclude videos with App$Control which was preventing some videos from being listed and played.
-Fixed bug that caused channel ID (rather than channel name) to be displayed in the activity list
-Fixed bug in subscribe code when user name had a space in it

Known Bugs:
-Breadcrumbs can get corrupted after visiting the channel menu and watching a video