Add loader-support for psr4 classes
Add loader-support for psr4 classes

Adding psr4 to namespaces array. Preparing path of other namespace
types to contain namespace portion. Replacing namespace with path
instead of attaching like before.

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