- Make postgres name its enums
- Add way to filter columns by whether or not they're an enum
- Split parsing of enums into name & values
- Add strmangle check functions: IsEnumNormal, ShouldTitleCaseEnum
- Add new strmangle enum functions to template test
- Implement a set type called "once" inside the templates so that we can
ensure certain things only generate one time via some unique name.
* Split up insert function for testing
* Add DBType to global state
* Move test reflection helpers to testing.go
* Add incremental seed to randomizeField to avoid duplicate constraint
error messages
* Fixed Viper SSL default bug
* Fixed pgpass SSL inclusion bug
* Add MakeStringMap strmangle helper
* Change test errors from error to skip
