Added and fixed tests, updated to be compliant with CTest
* imported CTR work on DicomReaderTest * Updated tests to be more compliant with CTest * Updated ActivityRegistryTest to be compliant with CTest --HG-- branch : fw4spl_0.9.2
* imported CTR work on DicomReaderTest * Updated tests to be more compliant with CTest * Updated ActivityRegistryTest to be compliant with CTest --HG-- branch : fw4spl_0.9.2