Update ivy.xml

[CM-431] Removed kettle-db dependency
[PDI-9568] Support Kerberos Authentication in MongoDB.
Merge pull request #26 from m-a-hall/master-kerberos

[PDI-9568] Support Kerberos Authentication in MongoDB.
[PDI-9568] Support Kerberos Authentication in MongoDB. Doh! Broke the access to replica set information when authentication is not being used - fixed.