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

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

Vincent Demeester 8e35e87e19 Define the 6 first classes and remove the others Signed-off-by: Vincent Demeester <vincent@sbr.pm>		11 lat temu
..
src	Define the 6 first classes and remove the others	11 lat temu
build.gradle	added trinary exercise	11 lat temu
example.java	Fixed JSON and some styles	11 lat temu