Decoding speedups #2138

Job	Run time
download_test_data	6s
build (ubuntu-latest)	2m 38s
build (macos-latest)	4m 0s
java_matrix	3s
unit_tests (25)	3m 13s
unit_tests (21)	3m 9s
generate_documentation	1m 8s
test_run-groovy	58s
spotbugs	6m 30s
dependency_analysis	56s
test_decoder	2m 28s
test_clara	4m 7s
test_coatjava (ubuntu-latest, eb-epc)	2m 11s
test_coatjava (ubuntu-latest, kpp)	2m 46s
test_coatjava (ubuntu-latest, eb-enc)	2m 0s
test_coatjava (ubuntu-latest, eb-ep)	2m 8s
test_coatjava (ubuntu-latest, eb-eftpi)	2m 6s
test_coatjava (macos-latest, eb-ep, ./run-eb-tests.sh -100 electronproton)	3m 40s
test_coatjava (ubuntu-latest, eb-eg)	2m 37s
release_build	0s
deploy_web_pages	-1s
final	3s
	46m 46s

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