NH-3399
Rewrite tests for custom collections that use PersistentList to instead be based on PersistentGenericList.
First round of removing use of persistent non-generic collections from the test suite.
Continue removing use of persistent non-generic collections from the test suite.
Remove more use on non-generic persistent collections in tests.
Remove more use of non-generic collections from tests.
Port more tests to avoid use of non-generic collections.
EXPERIMENTAL NH1421/Fixture.cs: Avoid use of non-generic collection. But this requires a small change in the exception message too.
Port more tests to avoid use of non-generic collections.
NHibernate.Test/Hql/Ast/User.cs: Remove use of persistent non-generic list.
Remove support for persistent non-generic lists.
NH-3345 - Remove support for non generic bags
NH-3345 - Remove PersistentBag
NH-3345 - Remove support for non generic id-bags
NH-3345 - Remove non-generic PersistentIdentifierBag
NH-3428 Unit test to reproduce issue on SQL2005 and above.

This test runs a query which is distinct and ordered paged past page 1.
NH-3428 Added a check to see if the sortexpression is the alias
Linq/LinqLogging.cs: Avoid initializing proxies present in logged linq expressions (NH-3429).
NH-3436 - add failing test for LINQ query with contains operator running in multiple threads.
Fix for NH-3436