Move byte size constants to ATXCommon.Conv.

AutoTx/AutoTx.cs

@@ -35,9 +35,6 @@ namespace AutoTx
 
         private int _txProgress;
 
-        private const int MegaBytes = 1024 * 1024;
-        private const int GigaBytes = 1024 * 1024 * 1024;
-
         private DateTime _lastUserDirCheck = DateTime.Now;
 
         // the transfer state:

AutoTx/RoboCommand.cs

@@ -73,7 +73,7 @@ namespace AutoTx
                 _roboCommand.RetryOptions.RetryWaitTime = 2;
                 _roboCommand.Start();
                 Log.Info("Transfer started, total size: {0} MB",
-                    _status.CurrentTransferSize / MegaBytes);
+                    _status.CurrentTransferSize / Conv.MegaBytes);
             }
             catch (ManagementException ex) {
                 Log.Error("Error in StartTransfer(): {0}", ex.Message);

AutoTx/SystemChecks.cs

@@ -2,6 +2,7 @@
 using System.Diagnostics;
 using System.IO;
 using System.Management;
+using ATXCommon;
 
 namespace AutoTx
 {
@@ -55,7 +56,7 @@ namespace AutoTx
         private long GetFreeDriveSpace(string drive) {
             try {
                 var dInfo = new DriveInfo(drive);
-                return dInfo.TotalFreeSpace / MegaBytes;
+                return dInfo.TotalFreeSpace / Conv.MegaBytes;
             }
             catch (Exception ex) {
                 Log.Warn("Error in GetFreeDriveSpace({0}): {1}", drive, ex.Message);