Merge pull request #311 from rjperes/NH-3667

NH-3667 & NH-3102 Dictionary mapping-by-code improvements

Author: oskarb

src/NHibernate.Test/MappingByCode/IntegrationTests/NH3140/Fixture.cs

@@ -15,6 +15,7 @@ public void ExplicitColumnNameIsAlwaysMapped(string columnName)
 			mapper.Class<Foo>(cm => cm.Bag(x => x.Bars,
 			 							   bpm => { },
 										   cer => cer.ManyToMany(mtmm => mtmm.Column(columnName))));
+			mapper.Class<Bar>(cm => cm.Id(x => x.Id));
 			var mapping = mapper.CompileMappingFor(new[] { typeof(Foo), typeof(Bar) });
 			var hbmClass = mapping.RootClasses.Single(x => x.Name == "Foo");
 			var hbmBag = hbmClass.Properties.OfType<HbmBag>().Single();