[wip] work on episode content [ci skip]
Merge remote-tracking branch 'origin/master' into episode-content

Conflicts:
	app/models/show_episode.rb
	db/schema.rb
Programs template/controller cleanup
Merge remote-tracking branch 'origin/master' into episode-content
Revert segment -> content changes
More cleanup, work on tests [ci skip]
Migrate categories; Update menus
Remove Arts/Life from menus
Remove is_news usage from Blogs
Cleanup
Remove unused columns
Fix some specs
Fix masthead layout [ci skip]
Remove Arts/Life from new layout header
Use 'Immigration' in footer nav
Remove come comments
Remove Arts/Life from new layout header
Spacing [ci skip]
CSS cleanup [ci skip]
Merge remote-tracking branch 'origin/master' into categories-updates

Conflicts:
	db/schema.rb