improve detecting mimetype for http urls
improve detecting mimetype for http urls

this now detects eg. http://fonts.googleapis.com/css?family=Raleway:200,700,600,400

Sogl/koala-framework,Ben-Ho/koala-framework,yacon/koala-framework,Ben-Ho/koala-framework,nsams/koala-framework,koala-framework/koala-framework,Sogl/koala-framework,koala-framework/koala-framework,yacon/koala-framework,nsams/koala-framework,nsams/koala-framework,kaufmo/koala-framework,yacon/koala-framework,kaufmo/koala-framework,kaufmo/koala-framework