16 May 2019

#### Bug fixes

 - Fix issues related to apiserver disconnection [libcalico-go #1079](https://github.com/projectcalico/libcalico-go/pull/1079) (@jpalardy)
 - Retry on error when configuring IPv6 interfaces (@CallMeFoxie) [cni-plugin #733](https://github.com/projectcalico/cni-plugin/pull/733) (@caseydavenport)
 - Fix panic in kube-controllers on node deletion [kube-controllers #363](https://github.com/projectcalico/kube-controllers/pull/363) (@caseydavenport)
