* wip
* wip
* almost there..
* wip - change so it can run.
* treelist is working.
* support CODEGEN_VERIFY env variable
* use log.fatal
* comment out old PluginTreeList code generation
* cleanup
* rename corelist package files
* fix makefile
* move pkg/codegen/pluggen.go to pkg/plugins/codegen
* copy and refactor files to pkg/plugins/codegen
* use pkg/plugins/codegen instead of pkg/codegen for core plugins code gen
* remove unneeded files
* remove unused code to resolve linting errors
* adapters first hack
* added flattener
* add back ignore build tags to go generate file
* cleaned up the code a bit.
* seems to work, needs to do some refactoring of the GoTypesJenns and TSTypesJenny.
* one more step, going to get upstream changes in this branch.
* working but need to run import tmpl in jenny_schemapath to have the proper imports.
* added header to generated files.
* added missing jenny.
* preventing plugins with multiple decls/schemas to insert multiple lines in corelist.
* fixed so we use Slot type from kindsys to detect if its group.
* adding a go jenny that only runs if the plugin has a backend.
* added version object to generated ts.
* generating the ts types with the same output as prior to this refactoring.
* removed code that is replaced by the jenny pattern.
* removed the go code that isn't used anymore.
* removed some more unused code and renamed pluggen to util_ts
* fixed linting issue.
* removed unused vars.
* use a jenny list postprocessor for header injection
* moved decl and decl_parser to pfs.
* removed the pre-pended header in the gotypes jenny since it is done in the postprocess.
* moved decl to pfs.
* removed unused template.
Co-authored-by: Marcus Efraimsson <marcus.efraimsson@gmail.com>