Use NFO file information to identify a movie

Use NFO file information to identify a movie.

This would make the re-identification process faster and without making mistakes or leaving content unidentified.

There is already a request for this: With Plugin Support Dead - Can Plex finally have native .NFO support?

We do currently use NFO files but only to extract any IMDB ids which we use for matching and will give a perfect match to that id regardless of what the file is named.