tasks #7317: load custom json tour files for page

Change-Id: Iceb3090dada77482222bf422af0970a2fd3ddd53
Merge commit 'refs/changes/60/2860/6' of ssh://gerrit.tuleap.net:29418/tuleap into HEAD

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #7317: load custom json tour files for page

Change-Id: Ie749a760d63900645e5a5d4c24c624862220b2d5
This is Tuleap 7.3.99.49

Change-Id: I497ec42adb3f323012a8126affcd2de8cbcefbe2