Update git submodules

Update git submodules

* Update docs/submodules/oom.git from branch 'master'
  to 52c30fbd77243de5428d2e46203569dd69bc02d2
  - Merge "Docker changes for dmaap microservice"
  - Docker changes for dmaap microservice

    -Add script to start dmaap microservice.
    -Add new properties
    -Renaming the DCAE.dmaap properties so that all of the
    properties share the same prefix (DCAE.dmaap.event) instead
    of some having a different prefix (DCAE.dmaap.appc). This is
    required since all dmaap properties are now being read by the
    a common java class.

    Change-Id: I66b7cb466ec03f3357ecc473748a54a3a090ef16
    Signed-off-by: Patrick Brady <patrick.brady@att.com>
    Issue-ID: APPC-1744