CLOUDSTACK-7668: UI > When UI is loaded the first time, sometimes a blank screen instead of a login screen shows. Only after clicking Refresh button(i.e. loaded again) will the login screen show.
CLOUDSTACK-7668: UI > When UI is loaded the first time, sometimes a blank screen instead of a login screen shows. Only after clicking Refresh button(i.e. loaded again) will the login screen show.

(cherry picked from commit 53d5e8af1833b7992b48638b7a63a918adf65aee)

resmo/cloudstack,wido/cloudstack,wido/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,wido/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,GabrielBrascher/cloudstack,jcshen007/cloudstack,wido/cloudstack,wido/cloudstack,jcshen007/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,resmo/cloudstack,GabrielBrascher/cloudstack,resmo/cloudstack,jcshen007/cloudstack,jcshen007/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,wido/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,jcshen007/cloudstack,resmo/cloudstack,resmo/cloudstack,DaanHoogland/cloudstack