- Add enpoints to list, register, update, and unregister Federated Servers
- Add enpoints to list Remote Schemas
- Add enpoints to list, register, update, and unregister Remote Tables
- Fixed issue while creating a new user's database: force to alter extension always as template_postgis may have the current version defined and the extension won't be installed
### Bug fixes / enhancements
- Avoid warnings when running test in parallel with an empty environment