broke ground on video and fig parsing in rmd2df
rmd2df now supports video and figures
a few more tweaks to rmd2df and removed test lesson
Merge pull request #98 from ncarchedi/master

rmd2df now handles video and figures
Replacing code inadvertantly deleted in a Byzantine sequence of branching and merging.
Merge branch 'master' into coursera
updated readme with course authoring info
Skip count is uploaded to Coursera in the form of spaces at the end of base64 encoded word.
Merge branch 'master' into coursera