Added unit-tests for hierarchy processing

Change-Id: If3bec3d02306e607654cec2ec0bbfcc0016f3a62
Signed-off-by: Alexander Wert <alexander.wert@sap.com>
corrected line endings
added licenses

Change-Id: I43cac331f7d83b19d1d5d5ad321d7f075e3724d9
Signed-off-by: Alexander Wert <alexander.wert@sap.com>
Merge pull request #37 from AlexanderWert/master

Merging test changes