Unit tests
campaignService & segmentService: done
Forgot them...
Revert "Forgot them..."

This reverts commit 0afc0771e28ca8df076301a8643d9c44c8828950.
One day, it will be ok!
Other tests, only MemberService remains untested
update phpDoc
Merge pull request #10 from MyLittleParis/feat.unit-tests

Feat.unit tests