Cleanup and dependency reduction #588

Job	Run time
shellcheck	16s
copyright	19s
build	1m 56s
checkstyle	28s
javadoc	1m 4s
cli/linux-amd64	2m 8s
spotbugs	2m 51s
tests/cli-linux	2m 4s
cli/windows-amd64	3m 25s
tests/cli-windows	4m 13s
cli/darwin-amd64	4m 26s
tests/cli-functional-linux	3m 42s
vscode-extension	58s
tests/cli-functional-windows	5m 23s
tests/archetype-linux	2m 4s
tests/archetype-windows	3m 33s
tests/linker-linux	2m 0s
tests/linker-windows	2m 42s
tests/misc-linux	2m 55s
tests/misc-windows	4m 23s
	50m 50s

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