Removed WSF_URI_*_ROUTER_HELPER and use instead the WSF_URI_*_HELPER_FOR_ROUTED_SERVICE
   (the removed class were not in latest release, so this is safe to use the new name)
Cosmetic
Uncommented code to make recognized_methods supported by the method not allowed response.

Still need to see how to use it and set the recognized methods for the application.
First attempt at WSF_HTTP_PROTOCOL_VERSION
Merge pull request #49 from colin-adams/protocol_version

First attempt at WSF_HTTP_PROTOCOL_VERSION