commits: 5c6aebccf4eeedbe9de186836a0913f00ea157db

This data as json

sha	message	author_date	committer_date	raw_author	raw_committer	repo	author	committer
5c6aebccf4eeedbe9de186836a0913f00ea157db	Add head, tail and thin methods (#3278) * Add head, tail and thin methods * Update api and whats-new * Fix pep8 issues * Fix typo * Tests for DataArray	2019-09-05T04:22:23Z	2019-09-05T04:22:23Z	07354799b3d1efde7621fcd783157c7e32436919	279c587273ec459ffb5192e60bf8447c05601fa5	13221727	23618263	5635139