aqhome-nodes: write db on fini(). Extract info from DEVICE message.

apps/aqhome-nodes/fini.c

@@ -12,6 +12,7 @@
 
 
 #include "./fini.h"
+#include "./db.h"
 #include "./aqhomed_p.h"
 
 #include <gwenhywfar/gwenhywfar.h>
@@ -61,6 +62,8 @@ void AqHomed_Fini(AQHOMED *aqh)
     aqh->ipcdEndpoint=NULL;
     aqh->brokerEndpoint=NULL;
 
+    AqHomed_WriteNodeDb(aqh);
+
     if (aqh->pidFile)
       remove(aqh->pidFile);
   }