[xmonad] FR: runOrToggleVisibility

[Konstantin Sobolev]

On Mon, Apr 27, 2009 at 1:39 AM, Russell Adams
<RLAdams at adamsinfoserv.com> wrote:
> A useful extension to the existing runOrRaise function would be the
> ability to runOrToggleVisibility, to allow fast launch and swapping of
> background windows you don't want visible constantly (ie: pidgin,
> amarok, network clients, etc).

NamedScratchpad does exactly this, but always makes windows floating.
However, it won't float them if it's manage hook isn't installed but
only actions are used. May be I should make this feature official by
adding 'float::Bool' to the config?