Last Updated 9/11/2000
-Share control gprs among identical patches (maybe share per group).
-Support patches with multiple inputs/ouputs.
-Allow control of the patch position in a line. For patches
 with multiple inputs allow control of the position of each
 input.
-Give proper names to the inputs/outputs (taking into account also
 the card model)
-Do a nice GUI for all this.
 List patches.
 Unload patches.
 Load patches.
 List control gprs.
 Change control gprs.
