Use asciinema-autoplay enabled reveal.js
Expand intro
Sync reveal.js submodule with upstream master
Add images
Remove background image
Enable mouse wheel navigation
Add CC credits section
Add Contact Us slide
Improve QR code CSS
Add ceph-deploy terminal recording
Complete presentation
Break presentation into two chunks
Merge branch 'master' into gh-pages

Conflicts:
	.gitmodules
Add missing notes on asciicast
Merge branch 'master' into gh-pages