Flex 404 exception msg check to work with more rest-client versions following rest-client change in https://github.com/rest-client/rest-client/pull/382/files
Flex 404 exception msg check to work with more rest-client versions following rest-client change in https://github.com/rest-client/rest-client/pull/382/files

moolitayer/kubeclient,abonas/kubeclient,zendesk/kubeclient