Allow notebook patch release to vary
Allow notebook patch release to vary

* Noticed that r-notebook was installing ipython 3.2.1 while the base image already had 3.2.0

Contribution (c) Copyright IBM Corp. 2015

jlamcanopy/docker-stacks,MaryanMorel/docker-stacks,rdhyee/docker-stacks,CognitiveScale/docker-stacks,CognitiveScale/docker-stacks,torz/docker-stacks,MaryanMorel/docker-stacks,jlamcanopy/docker-stacks,torz/docker-stacks,rdhyee/docker-stacks