Replace CntrlComparison with LeafGasComparison

Core/Entities/LeafOutputFile.cs

@@ -12,7 +12,7 @@ namespace LeafWeb.Core.Entities
 		public byte[] Contents { get; set; }
 
 		// convention for the filename which LeafCharter uses
-		public bool IsLeafChartFile => Filename?.StartsWith("cntrlcomparison") ?? false;
+		public bool IsLeafChartFile => Filename?.Contains("leafgascomparison") ?? false;
 		public bool IsErrorMessage => Filename?.Contains("errormessage") ?? false;
 		public bool IsWarningMessage => Filename?.Contains("warningmessage") ?? false;
 	}