resolves #9 "Error in Spring adapter when having a project without RPC services"
updated the PMD (used for Java source parsing) version
resolves #11 "Enum types cause an error in StaticUsageOrderSorter"
resolves #12 "Library detectors should work on sets instead of lists"
resolves #13 "Automatic namespace assignment should be omittable"
resolves #10 "Enum types without sources are not generatable"