[Release 0.9.1]

Added

• Added optional flag --cluster-wide to etcd-operator to allow it to manage etcd clusters across all namespaces. #1777
• Added support for annotation etcd.database.coreos.com/scope: clusterwide in EtcdCluster to allow it to be managed by a cluster wide operator. #1777
• Added the field spec.pod.busyboxImage to the PodPolicy of the EtcdCluster to allow overriding the default busybox image used for the etcd pod's init container. #1928

Fixed

• Fixed a bug where the informer watch stream would timeout after 30s of not receiving an event. #1936