New Features

• #674 - Add tagline attribute to show
• #679 - Add support for the new Plex TV agent
• #680 - Adds Movie and Artist advanced setting attributes

Bug Fixes

• #678 - Fix season watched/unwatched
• #692 - Handle missing key when PlayQueue passed to playMedia

Improvements

• #673 - Update sharing doc strings
• #676 - Add mixins and collection modules to documentation