Patch which fixes cars version incompatibility in R 3.1.0.
increment version to 2.2.2 and update NEWS
Merge pull request #125 from swirldev/fix_cars_bug

Patch which fixes cars version incompatibility in R 3.1.0.
fix typo in comment
print correct answer when question is skipped
add confirm and cache course id for coursera
update NEWS and increment version
update readme
Merge pull request #130 from swirldev/confirm-creds

A tune up for the Coursera creds submission process
update readme
add coursera submission loop
check for common mistakes with courseid
Merge remote-tracking branch 'upstream/master' into skunk
random formatting updates
merge master branch
small fix so submission loop exits on success
quick fix for skip count issue #135
Merge branch 'master' into skunk
increment version and add NEWS item re skip fix
Merge branch 'master' into skunk