Add utility/select_tmdb_poster.py

[JonnyWong16]

Adds utility/select_tmdb_poster.py.

Description

Selects the default TMDB poster if no poster is selected or the current poster is from Gracenote.

Usage

• Change the posters for an entire library:

  python select_tmdb_poster.py --library "Movies"

• Change the poster for a specific item:

  python select_tmdb_poster.py --rating_key 1234

• Ignore locked posters:

  python select_tmdb_poster.py --library "Movies" --ignore_locked

Using Tautulli

Tautulli script trigger:

• Notify on recently added

Tautulli script conditions:

• Filter which media to select the poster. Examples:
  [ Media Type | is | movie ]

Tautulli script arguments:

• Recently Added:

  --rating_key {rating_key}