story #7508: fetch all milestones on planning view

- display title only

Change-Id: I105e850f523f7de5444815a09c10b5966916adaf
story #7508: Fetch all planned items of a milestone & glossification

Change-Id: I95d0b35e656d948a4418ed780402cee03007c419
Merge commit 'refs/changes/50/3150/11' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  story #7508: Fetch all planned items of a milestone & glossification
  story #7508: fetch all milestones on planning view
This is Tuleap 7.6.99.16

Change-Id: I8be9a534173f79c02bee6a3b796ebf2b5cd720cb