ensuring _person is set on tags fetched with artifacts
ensuring _person is set on tags fetched with artifacts
fixing some minor issues having to do with fetching tags unnecessarily on artifacts
making sure tags get linked to person objetcts on artifact fetch
Merge branch 'feature/adding_person_to_tag_on_artifact_pulled_from_network_or_file' into develop
Merge branch 'release/2013-01-10_03-05'