request #7020: I can filter tracker v5 notifications (in body) by project unix name and/or tracker name

Change-Id: I9ff9b7385ef896a3c2d375d4b9e99e08a0944f11
Merge commit 'refs/changes/03/2603/3' of ssh://gerrit.tuleap.net:29418/tuleap into stable

Change-Id: I544d678c565196ccfa876e65f51864e23259d580
This is Tuleap 7.1.99.21

Change-Id: Ia337cdee07b25375b402336128a5912c205b190f