Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 0f27e7f776cc0d26a4810b76787cf67bc18d03ab
  - mso is not updating the vip in aai for the vnf

    Update JUnits for multiple invocation argument verifications
    Implement delete mechanism for network policies and vnf adapter params
    in AAI.
    Fix a JUnit for getNetworkPolicy().
    Implement creation of network policies and setting of
    openstack-provided params for vf module in AAI
    CreateNetworkPolicies in AAI functionality update
    Add the plumbing for create network policy in AAI.
    Enable VnfAdapterBB to return fqdn and management ip info

    Change-Id: Id34fe088846a52dbafaf3e7c754bebada05f1bf1
    Issue-ID: SO-1478
    Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>