[PATCH] udevd - config cleanup

[PATCH] udevd - config cleanup

> Here is a small cleanup and better Makefile integration.
> udevd and udevsender are now installed. Just switch HOTPLUG_EXEC from ROOT
> to SENDER before install and udevsend will be called.
>
> We may add the location of the socket and lock file to the config,
> if this is needed.

Same patch with a fix for the stack size setting.