tasks #6615: style the paginator

Change-Id: I5ffbf05642aba397ced5b2c4510e3dca07d52c53
Merge commit 'refs/changes/50/2250/6' of ssh://gerrit.tuleap.net:29418/tuleap into tuleap-stable-master

* ssh://gerrit.tuleap.net:29418/tuleap:
  tasks #6615: style the paginator

Change-Id: If1b75f3de596c6411875b55db7f9ec79d860bd51
Tuleap 6.12.99.18

Change-Id: I815b5e2c98bdc0dd3efe9e547a4b1a7bf2384378