Add Episode 3
Add details about iTunes subscription
Add iTunes widget to left of main content
Add itunes widget
Remove async attr from Wistia JS
Merge branch 'new-episode/color'

* new-episode/color:
  Remove async attr from Wistia JS
  Add itunes widget
  Add iTunes widget to left of main content
  Add details about iTunes subscription
  Add Episode 3
Hotfix: iTunes subscribe link