MRM-907 - Remove VersionedReference/ProjectReference/ArtifactReference from RepositoryProxyConnectors * A few more null checks for good measure. * Metadata should always be updated even if the file does not exist. (wsmoak will love this, no more having to touch files).
archiva/trunk/archiva-modules/archiva-base/archiva-proxy/src/main/java/org/apache/maven/archiva/proxy/
archiva/trunk/archiva-modules/archiva-base/archiva-proxy/src/main/java/org/apache/maven/archiva/proxy/DefaultRepositoryProxyConnectors.java