[Xmonad] darcs patch: change workspaces to [WorkspaceId]

[Spencer Janssen]

On Monday 13 August 2007 19:41:41 David Roundy wrote:
> This simplifies several lines of code (although it doesn't
> eliminate any lines of code).  It eliminates the assumption
> that the workspace IDs are contiguous, starting at zero, although
> it doesn't change this property.
>
> I hope this change goes in, as it improves the code, and
> may also lead the way towards friendlier interaction with
> a changing number of workspaces.
>
> David
>
> Mon Aug 13 17:37:22 PDT 2007  David Roundy <droundy at darcs.net>
>   * change workspaces to [WorkspaceId]

Applied.