Fix text issues on OSX safari during hover animation
http://stackoverflow.com/questions/7947385/hovering-over-css-transition-in-safari-lightens-certain-font-color
Apply translateZ(0) to the whole document to prevent text from changing during animation
Use scale3d to fix small movement on safari
Merge branch 'safari-bounce-fix' into unified-pulse

Conflicts:
	app/assets/stylesheets/pulse.css.scss