commits: b5059a538ee2efda4d753cc9a49f8c09cd026c19

This data as json

sha	message	author_date	committer_date	raw_author	raw_committer	repo	author	committer
b5059a538ee2efda4d753cc9a49f8c09cd026c19	Fix multiindex selection (#2621) * Fix multiindex selection * Support pandas0.19 * a bugfix * Do remove_unused_levels only once in unstack. * import algos * Remove unused import * Adopt local import	2018-12-24T15:37:26Z	2018-12-24T15:37:26Z	caabe6633d9bef7f2f52807cc5a1f477f3a077d4	f10b21bed2846b879806f87039b77245b18e7671	13221727	6815844	1217238