Help pip installer know that patsy is before statsmodel.
Include pdfminer library on pandas box.
Merge pull request #38 from daithiocrualaoich/master

Add pdfminer to pandas box.
Add datasets to python boxes.
Merge pull request #39 from daithiocrualaoich/master

Add datasets to python boxes.
Add nltk to Python interns.
Update ipython notebook on python box.

Also run it as a service when the box is started.