Re: describe-char

[Nick Roberts]

 > Now finally it is possible to fix an old problem where going back
 > to the previous topic in the xref stack in the help buffer didn't
 > restore the old contents of the buffer created by `C-u C-x ='.
 > I propose the following patch that stores the contents of such help
 > buffer as text and puts it with a new special function help-insert-string
 > on the xref stack.

I wanted to fix this also, but couldn't see how.  This fix looks good to me.

 > This patch also fixes the xref stack for the command
 > `describe-text-category'; replaces the `action' keyword of some help
 > buttons with the `type' keyword with predefined types; uses the face
 > `help-argument-name' instead of `italic' for key names, and other minor
 > fixes.

These changes look good too.

Really nitpicky but:

!                 "mouse-2, RET: Show this character in its character set")))

The strings aren't normally capitalised.

Nick