[PLINK-546] PicketLink AbstractIDPValve breaks clustered session replication
[PLINK-546] Ignore the IllegalStateException that can occur when invoking the next valve in the pipeline
[PLINK-546] Invoke the LockingValve if its next in line
Merge pull request #91 from dehort/PLINK-546

[PLINK-546] PicketLink AbstractIDPValve breaks clustered session replication
[PLINK-552] - Post-Binding fails if user enters a wrong username in IDP login page.