While we're looking at all the validation messages and extensibility, is there a way we can fix the org.apache.tuscany.sca.policy.security.tuscany_definitions.xml file in the policy-security module to not include implementation.spring? Including it there means it produces the two warnings below whenever the spring modules aren't in classpath.
...ant 13-Aug-2009 13:31:56 org.apache.tuscany.sca.policy.xml.IntentProcessor [Contribution: http://tuscany.apache.org/SystemContribution] (ConstrainedTypeNotFound) WARNING: Unable to find the extension type {http://docs.oasis-open.org/ns/opencsa/sca/200903}implementation.spring constrained by intent: {http://tuscany.apache.org/xmlns/sca/1.1}identity 13-Aug-2009 13:31:56 org.apache.tuscany.sca.policy.xml.IntentProcessor [Contribution: http://tuscany.apache.org/SystemContribution] (ConstrainedTypeNotFound) WARNING: Unable to find the extension type {http://docs.oasis-open.org/ns/opencsa/sca/200903}implementation.spring constrained by intent: {http://tuscany.apache.org/xmlns/sca/1.1}jaasAuthentication >>> Intent : {http://docs.oasis-open.org/ns/opencsa/sca/200903}confidentiality
