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 0b9b1fddcd hello-world: standardize starter implementation		9 lat temu
..
example/java	[#89] Move problems under "exercises" dir	10 lat temu
main/java	hello-world: standardize starter implementation	9 lat temu
test/java	hello-world: Modify tests to reject `name == ""` comparison (#280)	9 lat temu