Add adhoc test + remove hanging PrintSql

Author: mythz

tests/ServiceStack.OrmLite.Tests/UniqueConstraintTests.cs

@@ -124,7 +124,6 @@ public class User
         [Test]
         public void Can_create_User_table_with_Unique_constraints()
         {
-            OrmLiteUtils.PrintSql();
             using (var db = OpenDbConnection())
             {
                 db.DropTable<User>();

tests/ServiceStack.OrmLite.Tests/_Adhoc.cs

@@ -0,0 +1,12 @@
+using System;
+using NUnit.Framework;
+using ServiceStack.DataAnnotations;
+
+namespace ServiceStack.OrmLite.Tests
+{
+    public class _Adhoc : OrmLiteTestBase
+    {
+        public _Adhoc() : base(Dialect.PostgreSql) { }
+
+    }
+}