amber-smalltalk/amber — pull request #884 by herby (2014-02-02 03:18:15+00:00)
Title: fix ctrl-click not working on chrome

The codemirror internal on("mousedown", ...) is not actually
calling a handler (see https://github.com/marijnh/CodeMirror/issues/1247#issuecomment-13600740),
I took the approach mentioned there to get the event when bubbled out.