Flip mode related to test result - DB column in MeterTestRslt, support back compability

Add Flip Mode support across iPerl-related test methods and database schema: implement FlipMode property, update MeterTestRslt mappings, integrate schema migration logic, and refine test result handling.

TBF/Rig/TestMethods/iPerlCommunication/iPerlCommunicationForm.cs

@@ -1214,12 +1214,6 @@ namespace TBF.Rig.TestMethods.iPerlCommunication
 						        config.ReadingUnits.Value.ToString();
 				        }
 
-				        if (config.FlipMode.HasValue)
-				        {
-					        wm.RadioAddress =
-						        config.FlipMode.Value.ToString();
-				        }
-
 				        if (config.Calibration != null)
 				        {
 					        wm.CalibFactor =
@@ -1231,7 +1225,7 @@ namespace TBF.Rig.TestMethods.iPerlCommunication
 					        "FWVersion={0}, ReadingUnits={1}, FlipMode={2}, CalibFactor={3}",
 					        wm.FWVersion,
 					        wm.SerialNrAux,
-					        wm.RadioAddress,
+                            config.FlipMode.HasValue ? config.FlipMode.Value.ToString() : "<not read>",
 					        wm.CalibFactor);
 			        }
 			        else