extended ArtifactFilter.java to accept a list of regexes
added logging for ArtifactFilter
added some preconditions
added some tests
enhanced logging
added method to create a new ArtifactFilter from a set of others
fixed compatibility with jdk5
added toString()
added logging
cleanup
adjustment to changed ArtifactFilterFactory
removed global settings
adjustment to changed ArtifactFilterFactory
introduced Ruleproperty to DependencyVersion