tasks #7045: Update textual properties after editing them

Change-Id: Id8229c62fbebb0096e6cc015c532ebc1c1ef5ac4
Merge commit 'refs/changes/24/2624/5' of ssh://gerrit.tuleap.net:29418/tuleap into tuleap-stable-master

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #7045: Update textual properties after editing them

Change-Id: Ic63780cdd98347ebd146fbe89861be3776b83c64
Tuleap 7.1.99.33

Change-Id: I8af179eca895cc0a90360b635d99c89a13dd29ce