Fixed generation of operation status updates in `Master::_apply()`.
Fixed generation of operation status updates in `Master::_apply()`.

This patch updates `Master::_apply() ` to make it include operation ID
in the initial operation status of operations that have an ID set.

Review: https://reviews.apache.org/r/66366/

gsantovena/mesos,jpeach/mesos,andschwa/mesos,asamerh4/mesos,abudnik/mesos,andschwa/mesos,gsantovena/mesos,Gilbert88/mesos,asamerh4/mesos,jpeach/mesos,asamerh4/mesos,chhsia0/mesos,reneploetz/mesos,dforsyth/mesos,reneploetz/mesos,kaysoky/mesos,reneploetz/mesos,jpeach/mesos,jpeach/mesos,jpeach/mesos,kaysoky/mesos,reneploetz/mesos,chhsia0/mesos,chhsia0/mesos,abudnik/mesos,abudnik/mesos,asamerh4/mesos,gsantovena/mesos,dforsyth/mesos,gsantovena/mesos,dforsyth/mesos,chhsia0/mesos,asamerh4/mesos,gsantovena/mesos,chhsia0/mesos,Gilbert88/mesos,chhsia0/mesos,reneploetz/mesos,dforsyth/mesos,kaysoky/mesos,andschwa/mesos,andschwa/mesos,jpeach/mesos,Gilbert88/mesos,dforsyth/mesos,Gilbert88/mesos,kaysoky/mesos,abudnik/mesos,dforsyth/mesos,abudnik/mesos,kaysoky/mesos,reneploetz/mesos,reneploetz/mesos,abudnik/mesos,gsantovena/mesos,Gilbert88/mesos,asamerh4/mesos,andschwa/mesos,abudnik/mesos,kaysoky/mesos,dforsyth/mesos,andschwa/mesos,andschwa/mesos,chhsia0/mesos,gsantovena/mesos,jpeach/mesos,kaysoky/mesos,Gilbert88/mesos,asamerh4/mesos,Gilbert88/mesos