bugs #3637 - Can't create mediawiki pages for some projects

Interwiki table is needed when project name has special char like &

Change-Id: I2fa98d9f9f8889ae161c55293514bc683d2fb69c
Merge commit 'refs/changes/63/463/1' of http://gerrit.tuleap.net/tuleap into stable

* http://gerrit.tuleap.net/tuleap:
  bugs #3637 - Can't create mediawiki pages for some projects
This is Tuleap 6.1.99.9