When viewing the sysadmin dashboard courses tag, we also search the git
repository directory in addition to the DATA_DIR to try and find
the course git repo to get hash, last commit, and last editor information
for each loaded course if available.
Improved testing (cleaning up afterwards, catching stdout)
Refactored import function to it's own file
Removed monkey patch to log capturing, but still needs work
Translation fixes
Removal of several gettext phrases
