Fix subtitles of Yelp app
Remove stubs
Annotate all screens

Improved annotation sticky styles

Fix broken form tag

Improve sticky behavior/layering

Annotate first 2 slides

Add styles for .step-me (user actions)

Improve sticky treatment showing active

Flesh out Conversation Feeds slide

Add remaining scenarios

Add deal results to Groupon

Annotate last slide
Merge branch 'master' into gh-pages