just a small comment to look at later
Merge branch 'master' into requirements-comment
Merge pull request #205 from SuperCowPowers/requirements-comment

Requirements comment
bunch of doc changes; Issues #181 #182
Merge pull request #207 from SuperCowPowers/update-docs

bunch of doc changes; Issues #181 #182
putting in asserts to catch test errors; also commenting out some unused code
Merge pull request #208 from SuperCowPowers/coverage

putting in asserts to catch test errors; also commenting out some unused code
merge fix
fix path to notebooks