bug#3052: 23.0.92; please add doc strings for printing.el commands

[Lars Magne Ingebrigtsen]

"Drew Adams" <drew.adams@oracle.com> writes:

> Some menu items provided by printing.el (e.g. item Auto Mode,
> corresponding to `pr-toggle-mode-menu') have no doc strings. Please
> provide them.  
>
> Some items (including perhaps that one) are obvious, but it doesn't
> hurt to add a one-line description. This will help with C-h k and
> mouseover tooltips for menu items.

I've now added documentation to all the `pr-toggle-*' commands.

-- 
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  bloggy blog http://lars.ingebrigtsen.no/