Daan, Please cherry-pick below commits in 4.4-forward into 4.4.
CLOUDSTACK-6721: VolumeApiServiceImpl is sending wrong type for updateAsyncJobAttachment Branch: refs/heads/4.4-forward Commit: c5d48c05307c0bceb17cae78976595f814b3aba3 CLOUDSTACK-6720: Async job events are not published on event bus Branch: refs/heads/4.4-forward Commit: a1892842b9ab6f697e6e541f9800eda148d504de Thanks, Murali
