remove recommonmark. problem was in rtd admin config

wholmgren · wholmgren · commit 96449ba4f245 · 2016-01-19T16:58:48.000-07:00
diff --git a/docs/environment.yml b/docs/environment.yml
@@ -11,6 +11,4 @@ dependencies:
     - sphinx
     - numpydoc
     - matplotlib
-    - seaborn
-    - pip:
-        - recommonmark
+    - seaborn
