bugtasks #7202 :mediawiki must work if service is disabled and re-enabled

Change-Id: If1f4a4f88de91937c73bb4460fdde0c31a2d9286
Merge commit 'refs/changes/61/2761/7' of ssh://gerrit.tuleap.net:29418/tuleap into HEAD

* ssh://gerrit.tuleap.net:29418/tuleap:
  bugtasks #7202 :mediawiki must work if service is disabled and re-enabled

Change-Id: Ieb59eb44193cf336c2cf225cd349a79dea999076
This is Tuleap 7.2.99.46

Change-Id: Id75927c82d13c2f652b29f575a9384cd9cc6dcca