Last modified: 2012-11-29 13:09:34 UTC
when a label, description or alias is set to an empty string (or a string that is empty after normalization), the api should delete that value instead of setting it to an empty string. if the api ends up deleting a value instead of changing it, this should be indicated in the api response.
*** Bug 37540 has been marked as a duplicate of this bug. ***
See also https://gerrit.wikimedia.org/r/#/c/14032/
Solution is merged.