Fingerprint/set_machine consistency

code/modules/hydroponics/biogenerator.dm

@@ -156,6 +156,7 @@
 	if(stat & BROKEN || panel_open)
 		return
 	user.set_machine(src)
+	add_fingerprint(user)
 	var/dat
 	if(processing)
 		dat += "<div class='statusDisplay'>Biogenerator is processing! Please wait...</div><BR>"

code/modules/hydroponics/gene_modder.dm

@@ -95,6 +95,7 @@
 	interact(user)
 
 /obj/machinery/plantgenes/interact(mob/user)
+	add_fingerprint(user)
 	user.set_machine(src)
 	if(!user)
 		return

code/modules/hydroponics/seed_extractor.dm

@@ -133,6 +133,7 @@
 	if(stat)
 		return 0
 		
+	add_fingerprint(user)
 	user.set_machine(src)
 
 	var/dat = "<b>Stored seeds:</b><br>"