Add numpydoc for rtd

IanHawke · IanHawke · commit 0596159da728 · 2018-07-04T12:11:05.000+01:00
diff --git a/requirements.txt b/requirements.txt
@@ -8,4 +8,5 @@ pytest>=3.2.1
 nbval>=0.9.0
 pytest-cov>=2.5.1
 flake8>=3.5.0
+numpydoc
 
