ajaxorg/cloud9 — pull request #570 by binduwavell (2011-11-29 00:13:38+00:00)
Title: key binding for page up/down were wrong

See: https://github.com/ajaxorg/cloud9/issues/533

I'll see if I can begin on actual ctrl-b/ctrl-u functionality after this

I personally don't use these though, I use zt a ton, but I expect the code to be similar.