Relocated MCH flag calculations to the right package. Added a unit test for NotHivTestedCalculation.
Added a unit test for the NotOnArtCalculation class.
Improved the NotOnArtCalculationTest test class
Relocated MCH flag calculations to the right package. Added a unit test for NotHivTestedCalculation.
Added a unit test for the NotOnArtCalculation class.
Improved the NotOnArtCalculationTest test class
Fixing conflicts in test_data.xml
Merge pull request #56 from gitahi86/master

MCH Flag Calculations Unit Tests