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

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

michaelspets 5411aca298 queen-attack: update tests(#1357) (#1388) * update queen-attack tests to version 2.1.0 * remove unchecked exceptions signature		8 lat temu
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main/java	Remove starter implementations (#681)	9 lat temu
test/java	queen-attack: update tests(#1357) (#1388)	8 lat temu