Fix request #4823 - Issues on CVS activities result in "services usage" Statistics

Change-Id: I99cd4a1d9d8e125c3b5bad3c6f8d114d54c2f9ca
Merge commit 'refs/changes/40/840/1' of ssh://gerrit.tuleap.net:29418/tuleap into stable

* ssh://gerrit.tuleap.net:29418/tuleap:
  Fix request #4823 - Issues on CVS activities result in "services usage" Statistics

Change-Id: I07f456a21bcafe8b42e6ff6800269a8f8956680f
This is Tuleap 6.3.99.23

Change-Id: I85157c5b579e08d2c67e71e036383f60c8092191