commits: 78c57bb5234b1446182755523fcaa58494eab640

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sha	message	author_date	committer_date	raw_author	raw_committer	repo	author	committer
78c57bb5234b1446182755523fcaa58494eab640	BUG: modify behavior of Dataset.filter_by_attrs to match netCDF4.Data… (#2322) * BUG: modify behavior of Dataset.filter_by_attrs to match netCDF4.Dataset.get_variables_by_attributes * fix style and add more test for Dataset.filter_by_attrs * update what-new doc with fix for gh2315	2018-08-28T01:21:19Z	2018-08-28T01:21:19Z	d0f034fb6899b5d00ca786234fdca360307e6c40	f10b21bed2846b879806f87039b77245b18e7671	13221727	868027	1217238