Issue #20. Add info messages about adding new users.
Issue #20. Show team.sitrack_id on teams#show
Issue #20. Warn when a group has no coaches.
Merge branch 'master' into give_directions
Issue #20. Updated title helper to include setting page_description
Aesthetic updates to forms
Merge branch 'give_directions'

Conflicts:
	app/assets/stylesheets/bootstrap_and_overrides.css.less
	app/views/periods/fields.html.erb
Merge fail