avoid hardcoded tag and use variables from Makefile
Update AssetGenerator.php

Protect shell path to avoid fail when paths contains spaces.
Merge branch '1.5-asset-generator' into 1.5

Split some commits off of croogo#152 (c67840de)
Upgrade fontAwesome -> 3.0.2
use fontAwesome 'icon-spinner' class
use icon-ok and icon-remove instead of image
Acl: use icon-ok and icon-remove instead of image
Merge branch '1.5-fontawesome' into 1.5
removing dead rules
lighter border on permission table