Refs #13 - Introduces common django config then overrides it for all existing django versions available today. No magic for now, new configs classes will be needed when releases will come.
Refs #13 - Renames django base config module.
Refs #13 - Adds SESSION_SERIALIZER settings introduce in django 1.5.3 release.
Refs #13 - Moved all Django schemas in one module: with inheritance, code is smaller and fits in one file.
Extended support of Django from 1.5 to 1.5.8 and from 1.6 to 1.6.5. Closes #13.