tests: fix dump test for v3.4.5

Signed-off-by: Raul Gutierrez S <rgs@itevenworks.net>
Add nose to requirements

Signed-off-by: Raul Gutierrez S <rgs@itevenworks.net>
Add integration scripts (to start/stop ZK)

Signed-off-by: Raul Gutierrez S <rgs@itevenworks.net>
TravisCI integration

Signed-off-by: Raul Gutierrez S <rgs@itevenworks.net>