Add support for go modules via the packages tool.
Change from rendering an entire package to only select interfaces.
Add support for rendering both in and out of the source package.
More heavily annotate all the reflection and type switching code.
Remove public code API.
Update templates.
Switch to go modules for depdency management.
Update README with new usage.
Add more go versions to CI.
Add support for go modules via the packages tool. Change from rendering an entire package to only select interfaces. Add support for rendering both in and out of the source package. More heavily annotate all the reflection and type switching code. Remove public code API. Update templates. Switch to go modules for depdency management. Update README with new usage. Add more go versions to CI.