Okay, so here's the situation.
I talked to GitHub and they're indeed switching to the new API, which we
are not yet using. My plan was to move to this in a 1.7.x release, but
that's too far off. Fortunately, I had some detailed plans worked out, so
I'll be spending some time on putting this into
Comment #17 on issue 46 by bernard3...@gmail.com: 80-column indicator in
diff view
http://code.google.com/p/reviewboard/issues/detail?id=46
Speaking of cached content: This is often a project or company-wide
setting, so maybe this could be a global setting (turn on, turn off, column
