story #7465: split legacy search and FTS search in two panes

Change-Id: If0272351b1ec9e9ab1da9bfd9a46d225d44a3e76
Merge commit 'refs/changes/69/3169/14' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  story #7465: split legacy search and FTS search in two panes

Conflicts:
	plugins/fulltextsearch/include/autoload.php
	src/common/autoload.php
This is Tuleap 7.6.99.25

Change-Id: I07611704c5ce9d2c86e07bbc1af6b5cde1acde95