id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,active_lock_reason,draft,pull_request,body,reactions,performed_via_github_app,state_reason,repo,type
584472210,MDU6SXNzdWU1ODQ0NzIyMTA=,3869,0.15.1 release,2448579,closed,0,,,12,2020-03-19T14:55:31Z,2020-03-23T23:07:12Z,2020-03-23T21:11:15Z,MEMBER,,,,"It'd be nice to issue a release by the end of March (two months since previous release)

Please edit this list as you wish.

**Must-have**
- [x] #3862 error when assigning to IndexVariable.values
- [x] #3840 delete index when deleting coordinate variable
- [x] #3874 un-xfail the tests from #3808 (https://github.com/pydata/xarray/issues/3751#issuecomment-599231986)
- [x] #3833, #3870 HTML repr with non-str keys fix (since it is now on by default)

**Nice to have**
- [ ] #3816 map_blocks template
- [x] #3817 map_blocks new unindexed dimension
- [ ] #3818 map_blocks dask args
- [ ] #3847 assert_allclose diff
- [x] #3826 ellipsis in stack
- [x] #3836 where docstring
- [ ] some progress on #3868
- [ ] #3594 unit support
- [ ] #3871 idxmin, idxmax

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