v0.3.0: reworked lightning effect and wand of lightning

src/com/shatteredpixel/shatteredpixeldungeon/items/armor/glyphs/Potential.java

@@ -51,9 +51,8 @@ public class Potential extends Glyph {
 			if (defender == Dungeon.hero) {
 				Camera.main.shake( 2, 0.3f );
 			}
-			
-			int[] points = {attacker.pos, defender.pos};
-			attacker.sprite.parent.add( new Lightning( points, 2, null ) );
+
+			attacker.sprite.parent.add( new Lightning( attacker.pos, defender.pos, null ) );
 
 		}