v1.13.0

• Add SPOG (unified) host support: extract the org-id from the cluster HTTP path for non-Thrift requests, and fix U2M/M2M OAuth on unified AWS hosts (#367, #374)
• Cap CloudFetch Arrow batches to the server-declared row count to avoid over-reading (#372)
• Detach result streaming from QueryContext cancellation so in-flight results aren't dropped when the query context is cancelled (#373)