Added tables for master slave (under development)

cleaned up stored procedures and functions
Added new settings to control conversion of approved data
Handle file missing

PROMS/DataLoader/FixItem.cs

@@ -9,6 +9,8 @@ namespace DataLoader
 	{
 		public FixItems(FileInfo myFile):base()
 		{
+			if (!myFile.Exists)
+				return;
 			FileStream fs = myFile.OpenRead();
 			int len = (int) myFile.Length;
 			byte [] buffer = new byte[len];