Added tester and DbComparer

DbMigrateTester/Forms/MainForm.cs

@@ -0,0 +1,19 @@
+using DevExpress.XtraEditors;
+using System.Windows.Forms;
+
+namespace DbMigrateTester.Forms {
+    public partial class MainForm : DevExpress.XtraEditors.XtraForm {
+        public MainForm() {
+            InitializeComponent();
+        }
+
+        private void ToolbarItemClicked(object sender, DevExpress.XtraBars.ItemClickEventArgs e) {
+            if (e.Item.Equals(bbiGenerateDelta)) {
+                var comparer = new DbMigrate.DbComparer(dbCurrent.SqlDb, dbLatest.SqlDb);
+
+                comparer.Compare();
+                XtraMessageBox.Show(comparer.UpdateSqlScript, "Delta SQL Script", MessageBoxButtons.OK, MessageBoxIcon.Information);
+            }
+        }
+    }
+}