edx/edx-platform — pull request #3240 by dcadams (2014-04-07 17:57:26+00:00)
Title: This makes the metrics tab "bars" clickable.

Clicking on any of the bars displays a list of students for that
particular action (either opened the subsection or attempted the
problem). The list is only displayed if the number of students
is less than 250. A csv download is also available.