software/ipython_notebook: add seaborn and statsmodels.

software/ipython_notebook/software.cfg

@@ -7,6 +7,7 @@ extends =
   ../../component/scikit-learn/buildout.cfg
   ../../component/pandas/buildout.cfg
   ../../component/openssl/buildout.cfg
+  ../../component/seaborn/buildout.cfg
 parts =
   slapos-cookbook
   ipython-notebook
@@ -22,6 +23,10 @@ eggs +=
   ${pandas:egg}
   ${scikit-learn:egg}
 
+  ${seaborn:egg}
+  ${statsmodels:egg}
+  patsy
+
 [download-file-base]
 recipe = hexagonit.recipe.download
 ignore-existing = true