Fixed Bandcamp processing of 'Various' artists

This change fixes the way Bandcamp processes artists listed as Various as well as Various Artists due to a missing trim statement. Whilst also making it jshint valid.

__Examples__
- http://resetorg.bandcamp.com/album/reset-a-music-compilation
- http://huhwhatwhere.bandcamp.com/album/the-dutch
- https://ghostly.bandcamp.com/album/hohokum-soundtrack