Decoding speedups #2147

Job	Run time
download_test_data	4s
build (ubuntu-latest)	2m 38s
java_matrix	2s
build (macos-latest)	3m 5s
unit_tests (25)	2m 53s
unit_tests (21)	3m 12s
test_decoder	2m 3s
test_clara	4m 19s
dependency_analysis	1m 25s
test_run-groovy	27s
spotbugs	6m 55s
test_coatjava (ubuntu-latest, eb-eftpi)	2m 17s
test_coatjava (ubuntu-latest, eb-enc)	2m 4s
test_coatjava (ubuntu-latest, kpp)	3m 9s
test_coatjava (ubuntu-latest, eb-epc)	2m 10s
test_coatjava (ubuntu-latest, eb-ep)	2m 13s
test_coatjava (ubuntu-latest, eb-eg)	2m 6s
test_coatjava (macos-latest, eb-ep, ./run-eb-tests.sh -100 electronproton)	3m 51s
release_build	0s
generate_documentation	56s
deploy_web_pages	0s
final	3s
	45m 52s

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