Added a large set of additional metadata

[spinfast319]

This fork builds off of the addition of

• Tags:

that RollingStar made. In addition it grabs:

• Release type:
• Main artists:
• Featured artists:
• Producers:
• Remix artists:
• DJs:
• Composers:
• Conductors:
• Original release label:
• Original catalog number:
• Cover:
• Description:

It also reorders yaml clustering the metadata with others of it's kind. This will help both with tagging music (without beets) and rebuilding the site if it is ever necessary.