New Cache Fetches and Compute Backend Stats

apichanged

Two new stats for counting the total number of requests made to shields and origins, respectively, were introduced: shield_cache_fetches and origin_cache_fetches.

Four new stats for counting bytes sent and received from backends (origins) in the Compute platform were introduced: compute_bereq_header_bytes, compute_bereq_body_bytes, compute_beresp_header_bytes, and compute_beresp_body_bytes.

Prior change: Add Link header info to paginated endpoints

Following change: Brazil billing region removed