Add stats about CleanupAction in the response for CleanupAction
Add stats about CleanupAction in the response for CleanupAction

- The new ApiDebugPage (format=debug) exposes these results and I found
  them quite useful, might as well just as easily incorporate them in the
  response.

newzly/testswarm,newzly/testswarm,newzly/testswarm,newzly/testswarm