Adding a new affiliations_to_sym methods on user to match what is on the person model. Don't merge this until https://github.com/biola/buweb-content-models/pull/15 is merged.
Fixed graduation info page. `graduation_major` isn't a method on Person
Merge branch 'master' into affiliations_to_sym

Conflicts:
	app/views/people/show.html.slim
Merge branch 'master' into affiliations_to_sym

Conflicts:
	app/views/people/show.html.slim
This code got added in a separate commit. So this is just duplicate code that does the same thing.
Merge branch 'master' into affiliations_to_sym
Merge pull request #4 from biola/affiliations_to_sym

Added methods for working with user/person affiliations