Change words to be more clear about Category aggregator's purpose
Add default to category is_active
Fix schema.rb
Order issue articles pages by reverse-chron
Bump cache version for issues sections
Work on status refactor [ci skip]
Merge remote-tracking branch 'origin/master' into uber-cache [ci skip]

Conflicts:
	app/views/category/show.html.erb
	db/migrate/20131212051828_add_defaults_for_category_is_active.rb