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

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

Stuart Kent 5ca3f18b04 triangle: fix access modifiers in example		9 lat temu
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example/java	triangle: fix access modifiers in example	9 lat temu
main/java	triangle: update starter implementation	9 lat temu
test/java	triangle: add hint to @Ignore annotations	9 lat temu