Merge branch 'jc/how-to-document-api'

Doc update. * jc/how-to-document-api: CodingGuidelines: document the API in *.h files

Junio C Hamano committed Oct 19, 2018 at 13:34 UTC 0d4f473a985e5b5f15ae88fd8dda695a694b9955

No changes.