-- nice error reporting (references, pointers, ...)
-- configure.in sed s,CODEGEN,XMLPP, oder so
+- remove support for LIBT2N_EXPORT_GROUP(group) (this will simplify the generator a lot)
+- add option similar to gccs -MD (at the moment it is a fixed set of files generated and
+ they are handled in the makefile)
+open questions:
+- should projects using the codegen depend on installed version of ... or ship their own version?
+ * codegen binary
+ * Makefile snippet
+ * codegen-stubhead.hxx