tree 6a7ac5d5221789223db182cac55531faff9556de
parent 6fab70da0729f138d534948f9cb32eded3b085a6
author Eddie James <eajames@us.ibm.com> 1504110856 -0500
committer Eddie James <eajames@us.ibm.com> 1505227544 -0500

Fix problem requiring two Delete calls to remove an image

- Remove Delete inheritance and method from Version object.
- Add Delete inheritance and method to Activation object.
- Add a listener in the image Manager for deleted Versions and remove
  its 'backup' copy of the Version.

Resolves openbmc/openbmc#2086

Change-Id: If41783319cf1ff5b840b747ba457d0570bc52918
Signed-off-by: Eddie James <eajames@us.ibm.com>