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

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

Sam Warner 54bee0fa97 isogram: update test suite (#1162) * isogram: update test suite * Update with @FridaTveit's suggestion		8 gadus atpakaļ
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main/java	Isogram: add starter implementation	8 gadus atpakaļ
test/java	isogram: update test suite (#1162)	8 gadus atpakaļ