tasks #7043: Define indexation format

* Text and strings properties are now indexed for new document
in docman

Change-Id: Ibe894d4651d5619ab4ca53814b7195dc9b564c11
Merge commit 'refs/changes/21/2621/6' of ssh://gerrit.tuleap.net:29418/tuleap into tuleap-stable-master

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #7043: Define indexation format

Change-Id: I26403f6b2e47d72e819f59f93d34b442060c51fb
Tuleap 7.1.99.29

Change-Id: Iceae2905e191abac7386c7121de57a121ba11674