Fix request #5533 - Bug not displayed in a report filtered by milestone

Bug not displayed in a report filtered by milestone if in planning is defined as solo item and in tracker hierarchy child of User Story

Change the behaviour to filter with all artifacts linked to a milestone
instead of relying on hierarchy.

Change-Id: I51e1a77589e1a0aeb976010d6a8c4916a6c157fa
Right colors for internal mediawiki links.

Change-Id: I96f52f5949a4359f899a1177577dc748a41a9a5f
Merge commit 'refs/changes/43/1443/2' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix request #5533 - Bug not displayed in a report filtered by milestone

Change-Id: I5ee442eaf6ca3b9a6307825384cd1bfdbce204a4
This is Tuleap 6.7.99.5

Change-Id: I0b1e28dd665500e0096e0c35c81026f2467d53c4
Merge commit 'refs/changes/58/1458/1' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  Right colors for internal mediawiki links.

Change-Id: Ibdf4bb3a8a2588ffdc6b1d3a832cb137e53632bb
This is Tuleap 6.7.99.6

Change-Id: If8b6c5ceb5ff2db4dd60cf1d8fb7c75ac4531bac