kristofer/JavaExercism: lots of exercises in java... from https://github.com/exercism/java

lots of exercises in java... from https://github.com/exercism/java

morrme 12ae5ce51d Fix for issue #354: extract common setup extracted instance construction to setUp() method.		9 lat temu
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src	Fix for issue #354 : extract common setup	9 lat temu
build.gradle	secret-handshake: add to track (#257)	9 lat temu