Merge pull request #4 from brint/master

Adding instructions
added labels to template parameter
Merge pull request #5 from underbyte/labels

added labels to template parameter
add parameter groups
Bumping version of ipython to install
Merge pull request #6 from underbyte/groups

added parameter groups
Merge branch 'master' of https://github.com/rackspace-orchestration-templates/ipynb