Added e2e tests for client (2nd try)

Signed-off-by: JM Barbier <jm.barbier@solidev.net>
Updated paths on server

Signed-off-by: JM Barbier <jm.barbier@solidev.net>
Created RobotFramework specs & tests

Signed-off-by: JM Barbier <jm.barbier@solidev.net>