commits: f2a3318758cd448b773bff1ba7b44685212ecc9c

This data as json

sha	message	author_date	committer_date	raw_author	raw_committer	repo	author	committer
f2a3318758cd448b773bff1ba7b44685212ecc9c	Warn instead of error on combine='nested' with concat_dim supplied (#5255) * corrected doc example * warn instead of raise * update what's new	2021-05-04T02:45:51Z	2021-05-04T02:45:51Z	26a6f89d5f52aa3fe5267933be6139d10dfff2a7	cd792325681cbad9f663f2879d8b69f1edbb678f	13221727	35968931	19864447