added craft roll problem
updated roll example
added ipython notebook
modified plotting
Merge branch 'master' of https://github.com/OpenMDAO-Plugins/CADRE.git
final tweaks to mdp
started docs
skeleton docs for 2 example problems
Merge pull request #5 from thearn/master

Updates from the last week
Merge branch 'master' of github.com:OpenMDAO-Plugins/CADRE into bug

Conflicts:
	src/CADRE/CADRE_mdp.py