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

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

FridaTveit 077f563cc5 Clock: add to track (#260) * dibs: I will implement exercise Clock * Implemented clock exercise		9 gadus atpakaļ
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example/java	Clock: add to track (#260)	9 gadus atpakaļ
main/java	Clock: add to track (#260)	9 gadus atpakaļ
test/java	Clock: add to track (#260)	9 gadus atpakaļ