Support of lazy="extra" on air

SVN: trunk@3717

Author: fabiomaulo

Diff for: src/NHibernate.Test/Extralazy/ExtraLazyFixture.cs

@@ -22,7 +22,7 @@ protected override string CacheConcurrencyStrategy
 			get { return null; }
 		}
 
-		[Test, Ignore("Not supported yet") ]
+		[Test]
 		public void OrphanDelete()
 		{
 			ISession s = OpenSession();

Diff for: src/NHibernate/Cfg/XmlHbmBinding/CollectionBinder.cs

@@ -225,7 +225,7 @@ private void BindCollection(XmlNode node, Mapping.Collection model, string class
 
 			//ORPHAN DELETE (used for programmer error detection)
 			XmlAttribute cascadeAtt = node.Attributes["cascade"];
-			if (cascadeAtt != null && cascadeAtt.Value.Equals("all-delete-orphan"))
+			if (cascadeAtt != null && cascadeAtt.Value.IndexOf("delete-orphan") >= 0)
 				model.HasOrphanDelete = true;
 
 			bool? isGeneric = null;

Diff for: src/NHibernate/Engine/Cascade.cs

@@ -262,7 +262,7 @@ private void DeleteOrphans(string entityName, IPersistentCollection pc)
 			}
 			else
 			{
-				orphans = CollectionHelper.EmptyCollection; // TODO NH: H3.2 Different pc.GetQueuedOrphans(entityName);
+				orphans = pc.GetQueuedOrphans(entityName);
 			}
 
 			foreach (object orphan in orphans)