add gem rails_12factor
Gemfile.lock
don't round card action btn perpendicular corners
add share cog and facebook, twitter, email icons
rename partial assets to include underscore (_)
add random homophone button to letter browser
make random button .btn-info
move javascript include to bottom of layout
initial ShareButton class
fix canonical
FB.ui "feed" method
use "link" option instead of "href"
add og:image

remove “share” word from share button
allow per_page param
use presenters for word_sets index
fix word_sets presenter queries
add HOST_DOMAIN to sample config
make ads full-width in the homophone list

acting as separators
fix ad card min-height
adjust brand colors