css from bower dependencies: convert relative paths correctly
css from bower dependencies: convert relative paths correctly

generic solution instead of special cases
TODO: ext2 could be solved generic too

nsams/koala-framework,yacon/koala-framework,koala-framework/koala-framework,koala-framework/koala-framework,nsams/koala-framework,kaufmo/koala-framework,kaufmo/koala-framework,nsams/koala-framework,kaufmo/koala-framework,yacon/koala-framework,yacon/koala-framework