but this does not work since command.hxx is included which depends on boost serialization headers anyway
=> we do not provide this for now
- naming scheme?!
+ perhaps generated group class should not be prefixed by cmd_group_
+
+docu
+- for the docu we need a minimal example
+- for automatic testing we need a complex example
+
+the example should show:
+- how to mark procedures
+- how to write configure.ac and Makefile.am
+- that we create a library for the client
+- how to use that library