Add tag types

[resucutie]

This adds tag types to LocalBooru, making users able to categorize tags by author, character, copyright and species.

There are some basic predefined tags such as well known brands, some species types, fan_character for characters, and unknown_artist, anonymous_artist and third-party_edit for artists

To-Do:

• [x] Add settings to remove tags from tag types
• [x] Check for overlapping tags