Replace progress bar markup with <progress> element. Add polyfill & styles
ACTUALLY add the polyfill for <progress> this time
start re-marking up avatars in prep for charbox module. WILL DO A FEATURE BRANCH, PROMISE
remove gradient code, doesn't add much and looks cool w/out it
refactor a bit
Merge pull request #379 from zakkain/master

Refactor & Update Progress Bars