Merge pull request #3 from mheilman/master

switched to using 1 thread, changed println stmts to logging calls, code cleanup
Update README.md

adjusted README.md to be up to date on version number and results of calling the demo.py
resolved conflict
changes to make Mike Heilmans patch work
Merge branch 'mheilman-master'
Incorporating Heilman's pull request, which needed some changes to work on my system.: