Use wildcard for unused variables.
Simplified template detection for form fields.
Revert "Removed "typus_relationships" method."

This reverts commit f858c02cea352319f946e0bec3958d1cf52d9cd9.
Revert "Get rid of "typus_relationships"."

This reverts commit da21dd5a41615c62f1651b1f912d45c80ad9ad43.