Give ability to bot to use shock ball

Sources/Classes/ChaChaComboShockRifle.uc

@@ -26,6 +26,72 @@ simulated event PreBeginPlay()
 	}
 }
 
+/* BestMode()
+=> re apply base method from shockrifle to allow bot use combo
+*/
+function byte BestMode()
+{
+	local float EnemyDist, MaxDist;
+	local bot B;
+
+	bWaitForCombo = false;
+	B = Bot(Instigator.Controller);
+	if ( (B == None) || (B.Enemy == None) )
+		return 0;
+
+	if (B.IsShootingObjective())
+		return 0;
+
+	if ( !B.EnemyVisible() )
+	{
+		if ( (ComboTarget != None) && !ComboTarget.bDeleteMe && B.CanCombo() )
+		{
+			bWaitForCombo = true;
+			return 0;
+		}
+		ComboTarget = None;
+		if ( B.CanCombo() && B.ProficientWithWeapon() )
+		{
+			bRegisterTarget = true;
+			return 1;
+		}
+		return 0;
+	}
+
+	EnemyDist = VSize(B.Enemy.Location - Instigator.Location);
+	if ( B.Skill > 5 )
+		MaxDist = 4 * class'ShockProjectile'.default.Speed;
+	else
+		MaxDist = 3 * class'ShockProjectile'.default.Speed;
+
+	if ( (EnemyDist > MaxDist) || (EnemyDist < 150) )
+	{
+		ComboTarget = None;
+		return 0;
+	}
+
+	if ( (ComboTarget != None) && !ComboTarget.bDeleteMe && B.CanCombo() )
+	{
+		bWaitForCombo = true;
+		return 0;
+	}
+
+	ComboTarget = None;
+
+	if ( (EnemyDist > 2500) && (FRand() < 0.5) )
+		return 0;
+
+	if ( B.CanCombo() && B.ProficientWithWeapon() )
+	{
+		bRegisterTarget = true;
+		return 1;
+	}
+	if ( FRand() < 0.7 )
+		return 0;
+	return 1;
+}
+
+
 defaultproperties
 {
      FireModeClass(0)=Class'XWeapons.SuperShockBeamFire'