Messaging v1 API and v1.1 API were both deprecated some time ago and
are no longer enabled unless these are explicitly enabled by
the enable_deprecated_api_versions option.
This is the first step to drop v1/v1.1 API support and removes all
usage via CLI commands.
Change-Id: I171a496a8538d30b22e12fdfcbe09a5e94203a6e
0f46b544e5