Fixed in https://github.com/ManageIQ/manageiq-ui-service/pull/382
verified on 5.7.0.16 and rhos7. VM's power state is now shown
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHBA-2017-0012.html