Merge pull request #11868 from Arturlang/tackling_and_lunge

Ports TG Tackling and uses it to rework bloodsucker lunge

code/_onclick/click.dm

@@ -75,6 +75,9 @@
 	if(notransform)
 		return
 
+	if(SEND_SIGNAL(src, COMSIG_MOB_CLICKON, A, params) & COMSIG_MOB_CANCEL_CLICKON)
+		return
+		
 	var/list/modifiers = params2list(params)
 	if(modifiers["shift"] && modifiers["middle"])
 		ShiftMiddleClickOn(A)