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 0dafcef4ee simple-linked-list: add hint to @Ignore annotations Fixes: #512		9 lat temu
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example/java	Add new exercise simple-linked-list	10 lat temu
main/java	Add new exercise simple-linked-list	10 lat temu
test/java	simple-linked-list: add hint to @Ignore annotations	9 lat temu