Add equality members to fix key-ref merging.
Add comments to equality members.
Merge pull request #84 from chadsowald/master

Add equality members to RuntimeObjectReference to fix key-ref merging.
Merge remote-tracking branch 'upstream/master'
NHibernate 4 support

* replace NHibernate33 and NHibernate32 packages with NHibernate3 package
update to Common.Logging 2.3.1 and Quartz.NET 2.3
Merge remote-tracking branch 'upstream/master'