Add Google Analytics
Eliminate duplicates from major select box
Use ActiveRecord method instead of Ruby method
Hotfix for business & accounting minors
Change navigation
Add sitemap to navbar
Replace debugger with Pry
Change timezone to PST
Require expiration date on opportunities
Refactor required field method
Change date selects to datepickers, allow months

- Rearrange the profile/edit forms to be a bit cleaner.
Update test
Merge branch 'master' into majors_and_minors_on_profile

Conflicts:
	app/views/profiles/registrations/_personal_info.html.erb
ability to approve opportunities, bulk and single actions for doing so
add icon to admin section
Merge branch 'opportunity_approval' of github.com:ucsd-ra/ug_research_portal into opportunity_approval