changed to json format, untested
fixed some bugs in experiment
Merge branch 'master' into results

Conflicts:
	Experiments/Experiment.py
removed mpl, deprecated in latest matplotlib
new tutorial examples, run_joblib fixed
test case for tutorial performance
updated tutorial
deleted obsolete files
updated batch section tutorial
added preliminary MacOS section to install doc
Merged in results (pull request #5)

JSON for results files