Merge branch 'hn/refs-cleanup'

Preliminary clean-ups around refs API, plus file format
specification documentation for the reftable backend.

* hn/refs-cleanup:
  reftable: define version 2 of the spec to accomodate SHA256
  reftable: clarify how empty tables should be written
  reftable: file format documentation
  refs: improve documentation for ref iterator
  t: use update-ref and show-ref to reading/writing refs
  refs.h: clarify reflog iteration order
This commit is contained in:
Junio C Hamano
2020-06-12 13:57:13 -07:00
9 changed files with 1137 additions and 25 deletions

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