tasks #6652 - Change style of add/remove criteria

Change-Id: I94d2b95f2b36d3a7f6a823f81871d21e37a76cc9
Merge commit 'refs/changes/67/2267/6' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #6652 - Change style of add/remove criteria
This is Tuleap 6.12.99.26

Change-Id: Ic533f0fa8713a936dadd70350619915b8a4c9055