using yamlWriter; begin
Merge branch 'master' into courses
clean obsolete courses
Merge branch 'master' into courses
Allow autodetection of new variables to be set or unset in customTests.R
Changed test-play.R to test new omnitest. Now passes.
Removing coursera code which was accidentally included.
Removing references to RCurl and digest which were only needed for coursera code.
Moving AUTO_DETECT_NEWVAR flag to customTests environment where it can be set in a lesson's customTests.R. Default is still TRUE.
Merge pull request #95 from swirldev/autodetect

Autodetect
Merge branch 'master' into coursera