request #7485: Automatic purge of archived gitolite repositories

Change-Id: Id495d1cd759d8699b8538f6ec374ab9e0323a0cb
Merge commit 'refs/changes/43/3043/18' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  request #7485: Automatic purge of archived gitolite repositories
This is Tuleap 7.6.99.15

Change-Id: I0fc2b639c87dc09a9785b7e6b1f4ea91258041d1