- A couple of small fixes for memory and initialization problems.

This is to make valgrind happy


SKIPPED:
	psi/amorscan.c
	psi/el734hp.c
	psi/psi.c
	psi/tasscan.c

devexec.c

@@ -159,6 +159,7 @@
       DeleteCallBackInterface(self->pCall);
 
     free(self);
+    pServ->pExecutor = NULL;
   }
 /*--------------------------------------------------------------------------*/
   void ExeInterest(pExeList self, pDevEntry pDev, char *text) {