Add m2crypto to package map

In RHEL and derivatives, m2crypto python module is in m2crypto
package.

Change-Id: Ica1001c9ecd56ea092321018fdfdea5ba37ade46
Neutron related configurations corrected

* Add required subsystems to basic-neutron and basic-all
  personas for nova/neutron components.
* Correct neutron related configurations to make sure
  all required nova/neutron components are started
  successfully.

Change-Id: Ia4a43b7e8ce48f15a3f651891a08f27dd85bd00b