Unit test for mezuro configuration fork routing

signed-off-by: Pedro Paulo Vezza Campos <pedro@vezza.com.br>
signed-off-by: Pedro Bruel <pedrobruel@gmail.com>
Added mezuro_configurations#fork unit test.

Signed-off-by: Fellipe Souto <fllsouto@gmail.com>
Signed-off-by: Pedro Bruel <pedrobruel@gmail.com>
Added fork acceptance tests.

Signed-off-by: Fellipe Souto <fllsouto@gmail.com>
Signed-off-by: Pedro Bruel <pedrobruel@gmail.com>