Merge pull request #528 from mzeitlin11/client_cleanups #923

Job	Run time
Docs	36s
Check Examples	52s
clippy (async-std-surf)	1m 29s
format	15s
clippy (tokio-hyper)	1m 7s
clippy (tokio-hyper-rustls)	1m 7s
test (async-std-surf)	4m 20s
clippy (tokio-hyper-rustls-webpki)	1m 7s
verify-codegen-crate	1m 52s
test (tokio-hyper)	4m 3s
clippy (blocking)	1m 12s
test (tokio-hyper-rustls)	4m 9s
clippy (blocking-rustls)	1m 12s
test (tokio-hyper-rustls-webpki)	4m 13s
clippy (blocking-rustls-webpki)	1m 13s
test (blocking)	4m 47s
test (blocking-rustls)	4m 50s
test (blocking-rustls-webpki)	4m 46s
	43m 10s

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