* backport of commit fb2f3b6100
* backport of commit 178abb8495
* backport of commit 77b3998774
* backport of commit a245b326ac
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Co-authored-by: Andrew Stucki <andrew.stucki@hashicorp.com>
This endpoint shows total services, connect service instances and
billable service instances in the local datacenter or globally. Billable
instances = total service instances - connect services - consul server instances.