Progress towards working PileUp digitization config test

Add various required digitization features to DigitizationPUConfigNew_test.py.

Add test_PileUpDigiComparison.sh for comparison of output against the old style configuration.

Correct to use the dSFMT generator in PileUpConfigNew.py.

Correct input files (remove wildcard) and move them to TestDefaults.py.

The test cannot successfully run, but does more configuration without error.