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
362447594,MDExOlB1bGxSZXF1ZXN0MjE3MTY1NTM0,2427,Add `axis_aspect` kwarg to set axis aspect ratio.,2448579,closed,0,,,0,2018-09-21T03:59:08Z,2019-08-15T15:33:14Z,2018-11-29T21:35:50Z,MEMBER,,0,pydata/xarray/pulls/2427," - [x] Closes #2406
 - [x] Tests added (for all bug fixes or enhancements)
 - [x] Tests passed (for all non-documentation changes)
 - [x] Fully documented, including `whats-new.rst` for all changes and `api.rst` for new API

```
array = xr.DataArray(np.random.rand(20,5,2,1), dims=['a', 'b', 'c', 'd'])
array.plot(x='a', y='b', col='c', axis_aspect='equal')
```
![image](https://user-images.githubusercontent.com/2448579/45859384-fbb08e80-bd9c-11e8-8bf4-97a7415c4269.png)
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362443466,MDExOlB1bGxSZXF1ZXN0MjE3MTYyNDk1,2426,Fix/misc fixes,2448579,closed,0,,,2,2018-09-21T03:32:17Z,2018-09-22T04:01:35Z,2018-09-22T04:01:21Z,MEMBER,,0,pydata/xarray/pulls/2426," - [x] Tests added (for all bug fixes or enhancements)
 - [x] Tests passed (for all non-documentation changes)

Some minor fixes.
1. Don't explicitly set rotation on colorbar label. matplotlib automatically does the right thing for horizontal and vertical colorbars.

2. Adds a test for whether an object is mappable before adding it to `FacetGrid._mappables`. ","{""url"": ""https://api.github.com/repos/pydata/xarray/issues/2426/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,,13221727,pull