sagemath/sagenb — pull request #285 by kcrisman (2014-12-08 19:40:32+00:00)
Title: Document toggle between source code and doc

It was not clear before that it is a feature, not a bug, that after e.g.
`factorial?[tab]` if you tab again you get source code. This is actually quite useful.

This fixes #275 if one agrees this is a feature, not a bug.