Fix tuleap rendering itself in widgets

Fix bug introduced at commit #dce4aef25e52c8c3b77f14a085b935e217b00529

Change-Id: I6477f15748228a1169977c60f2e9eef0b3ba5347
Merge commit 'refs/changes/11/1111/2' of ssh://gerrit.tuleap.net:29418/tuleap into tuleap-stable-master

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix tuleap rendering itself in widgets

Change-Id: I9996606cd6971c3b170255973e9bf74914b2afb7
Tuleap 6.5.99.43

Change-Id: Iec3ec575dc40e694f18b322a12cb21b9bae6e1c2