Detailed changes:
>	Delete initial value on change:
>	* completing-read.el (lyskom-read-conf): Set pre-command-hook
>	and post-command-hook.
> 	(lyskom-read-from-minibuffer-cancel-magic): New function.
> 	(lyskom-read-from-minibuffer-pre-command): New funtion.
> 	(lyskom-read-from-minibuffer-post-command): New function.
> 	(lyskom-minibuffer-point): New variable.