records: author/viewer rights by user id
- NEW Adds support for granting author/viewer rights to records via tags by specifying CFG_ACC_GRANT_AUTHOR_RIGHTS_TO_USERIDS_IN_TAGS and/or CFG_ACC_GRANT_VIEWER_RIGHTS_TO_USERIDS_IN_TAGS. (addresses #2873)
- FIX Fixes double message flashing issues during 401 errors.
- FIX Fixes issue with empty records not returning an 404 error.
- FIX Fixes 500 error when record does not exist. (closes #2891)
Signed-off-by: Lars Holm Nielsen <lars.holm.nielsen@cern.ch>