Remove hard-coded long-term trend period value from ConnorsRSI strategy

strategies/connors-rsi/ConnorsRSIBot.cs

@@ -1,6 +1,7 @@
 #region Using declarations
 using NinjaTrader.Cbi;
 using NinjaTrader.NinjaScript.Indicators;
+using System;
 using System.ComponentModel.DataAnnotations;
 #endregion
 
@@ -39,7 +40,7 @@ namespace NinjaTrader.NinjaScript.Strategies
 
         protected override void OnBarUpdate()
         {
-            if (CurrentBar < 200)
+            if (CurrentBar < Math.Max(LongTermTrendPeriod, PercentRankPeriod))
                 return;
             
             if (Close[0] > longTermTrend[0] && connorsRSI[0] < 15)