Merge pull request #53 from mateusz-/master

Keep license comments. UglifyJS 2 upgrade.
Release 0.1.5
Extracting css border-image resources
Fix image extraction for css rules not followed by ';'
Merge pull request #54 from lxe/css-image-extr-fix

Fixes for extracting css border-image resources and images not followed by a semicolon in CSS
Release 1.5.6
Fixed issue with Knox 0.8.7 making paths into encoded strings
Removed extrainus f
Fixed %2B to be + due to spaces in URL
Update express-cdn to work with SunOS
Merge pull request #55 from DServy/master

Fixed issue with Knox 0.8.7 making paths into encoded strings
Release 0.1.7