rating refactoring

source/HelperFunctions.hx

@@ -0,0 +1,9 @@
+class HelperFunctions
+{
+    public static function truncateFloat( number : Float, precision : Int): Float {
+		var num = number;
+		num = num * Math.pow(10, precision);
+		num = Math.round( num ) / Math.pow(10, precision);
+		return num;
+	}
+}