Change 2 existing member functions to 'staticmethod' in 'config' module
Change 2 existing member functions to 'staticmethod' in 'config' module

- 'languages_list' and 'licenses_list' are affected
- Change '__languages' and '__licenses' to be class 'SkaffConfig' shared

jhxie/skaff,jhxie/skaff,jhxie/skaff,jhxie/genmake