Incorporate rmatch_calls in omnitest.
multiple minor bug fixes
more minor bug fixes
bug fix
Merge pull request #205 from swirldev/f.robust_omni_1

Incorporate rmatch_calls in omnitest.
Allow the use of partner.coursera.org websites for Coursera submission, rather than class.coursera.org, based on an (optional) "Partner" attribute in each lesson's metadata.
Merge pull request #209 from dgrtwo/master

Allow the use of partner.coursera.org websites for Coursera submission.
Update news to reflect 2 recent merges.
Merge remote-tracking branch 'origin/master' into deleteProgress
added check for valid user name in deleteProgress