init
added printusers
added build status icon
Merged minsler/test_gradle into master
Removed extending from Assert class
Merged minsler/test_gradle into master
First Project and TestClass
Cleaned code after code review by minsler
Remove Test classes in general packadge. Rewrite TestCalculator.java in Junit 4 style.
Fixes errors for normally test passing
Merged dv-calc into master
Added sum method to Calculator.
Added javadoc to Calculator.
merged