sha,message,author_date,committer_date,raw_author,raw_committer,repo,author,committer 627a881fd3dacf941af062f556c29d5f46411f22,"Quarter offset implemented (base is now latest pydata-master). (#2721) * Quarter offset implemented (base is now latest pydata-master). * Fixed issues raised in review (https://github.com/pydata/xarray/pull/2721#pullrequestreview-199346642) * Updated whats-new.rst with info on quarter offset support. * Updated whats-new.rst with info on quarter offset support. * Update doc/whats-new.rst Co-Authored-By: jwenfai * Added support for quarter frequencies when resampling CFTimeIndex. Less redundancy in CFTimeIndex resampling tests. * Removed normalization code (unnecessary for cftime_range) in cftime_offsets.py. Removed redundant lines in whats-new.rst. * Removed invalid option from _get_day_of_month docstring. Added tests back in that raises ValueError when resampling (base=24 when resampling to daily freq, e.g., '8D'). * Minor edits to docstrings/comments * lint",2019-03-02T01:41:44Z,2019-03-02T01:41:44Z,3a65a90bd1726017eb300bc4dccb1b502435ff6d,f04422bfa03dadc75fab6ce64de238fbe48f5be4,13221727,8708062,6628425