Major changes in the rating system. -Rating objects now gone, replaced with dictionaries.
More major changes to conform to dictionary-rating-model.
construct summary if none exists.

Use attacktype, attacker and target.
Group now saves tag, more testing added.
Merge branch 'database' of https://github.com/mvk-team42/Veracitor into database
Merge branch 'database'

Major merge, rating system changed.