Helps you upgrade font-aswsome from 3.x :arrow_right: 4.x (ruby way)
Helps you upgrade your font-aswsome from 3.x 4.x (ruby way). It works well for files with diffrent extname, such as .css,.sass,.haml,.slim, .skim
$ git clone git@github.com:songjiayang/font-aswsome-upgrade.git
$ cd font-aswsome-upgrade
$ ruby upgrade.rb PATH_TO_PROJECT_DIR