PATCH: support local application data paths by default via configure option --enable-local-appdata

[Nick Mathewson]

On Thu, Jan 15, 2009 at 02:56:35PM -0800, coderman wrote:
> This patch changes the default location where config and data files
> are stored when the --enable-local-appdata option is configured.  This
> changes the Windows path from %APPDATA% to a host local
> %USERPROFILE%\Local Settings\Application Data\ path (aka,
> LOCAL_APPDATA).

Applied in spite of feature freeze, since Thandy apparently needs it.