* Fix C/Go emit/emitp incompatibilities
* Revisit dsl-emit regtests
* Accept venial C/Go differences in the previous
* add dsl-emit-basic-indexing test-suite
* Print testcase/mlr files if mlr regtest -vvv
* Neaten dsl-emit-basic-indexing test suite
* OFLATSEP -> FLATSEP since there is no longer IFLATSEP
* clean-slating the emitter
* gradually putting back emitter pieces
* iterating on indexed case
* rename test cases
* add lashed tests to regtest/cases/dsl-emit-basic-indexing
* Fix non-indexed emit of @* vs lashed
* test-renumbering
* iterating
* refactoring
* renumber test cases
* work off cases one at a time
* fix non-indexed non-lashed emit
* fix non-indexed lashed emit
* fix indexed non-lashed emitp
* fix indexed non-lashed emit
* fix indexed lashed emit
* remove test cases which are non-syntactical in miller6
* accept remaining test cases as improvements
* Remove leading "$ " from code examples, now that highlighting is in place
* avoid package dependency cycle between auxents and cli
* transforming/transformers package merge
* pivotable lib.DOC_URL
* unexpose auxent usage funcs
* major refactor
* Port merge-fields verb from C to Go
* stats1 accumulator reset feature for merge-fields
* stats1-accumulator value-to-pointer mod
* iterate
* merge-fields regtest case-neatens
* iterating
* iterating
* merge-fields regtest complete