added a skill check to operate IV because

drulikar ask for it.

code/game/machinery/iv_drip.dm

@@ -47,6 +47,7 @@
 	else if(!QDELETED(src) && attached)
 		current_beam = beam(attached, "iv_tube")
 
+//probably need to comment it out....
 /obj/structure/machinery/iv_drip/power_change()
 	. = ..()
 	if(stat & NOPOWER && attached)
@@ -72,6 +73,10 @@
 		if(H.stat || get_dist(H, src) > 1 || H.blinded || H.lying)
 			return
 
+		if(!skillcheck(user, SKILL_SURGERY, SKILL_SURGERY_NOVICE))
+			to_chat(user, SPAN_WARNING("You don't know how to connect this!"))
+			return
+
 		if(attached)
 			H.visible_message("[H] detaches \the [src] from \the [attached].", \
 			"You detach \the [src] from \the [attached].")