Normalize representation usage #58

Job	Run time
doc	10s
fmt	9s
msrv	1m 54s
build (stable, dev, ubuntu-latest)	24s
build (stable, dev, ubuntu-latest, --all-features)	23s
build (stable, dev, windows-latest)	2m 2s
build (stable, dev, windows-latest, --all-features)	1m 37s
build (stable, dev, macos-latest)	57s
build (stable, dev, macos-latest, --all-features)	51s
build (stable, release, ubuntu-latest)	21s
build (stable, release, ubuntu-latest, --all-features)	44s
build (stable, release, windows-latest)	1m 49s
build (stable, release, windows-latest, --all-features)	2m 16s
build (stable, release, macos-latest)	58s
build (stable, release, macos-latest, --all-features)	55s
build (nightly, dev, ubuntu-latest)	24s
build (nightly, dev, ubuntu-latest, --all-features)	27s
build (nightly, dev, windows-latest)	53s
build (nightly, dev, windows-latest, --all-features)	1m 10s
build (nightly, dev, macos-latest)	1m 5s
build (nightly, dev, macos-latest, --all-features)	1m 7s
build (nightly, release, ubuntu-latest)	26s
build (nightly, release, ubuntu-latest, --all-features)	30s
build (nightly, release, windows-latest)	1m 11s
build (nightly, release, windows-latest, --all-features)	2m 37s
build (nightly, release, macos-latest)	57s
build (nightly, release, macos-latest, --all-features)	1m 3s
coverage	13s
minimal-versions	16s
	27m 49s

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