Simulation InnerDetectorTools rewritten to new component accumulator style

The files SCT_G4_SDConfig.py (InnerDetector/InDetG4/SCT_G4_SD) collection_merger_helpers.py (Simulation/ISF/ISF_Core/ISF_Algorithms) BCM_G4_SDConfig.py (InnerDetector/InDetG4/BCM_G4_SD) BLM_G4_SDConfig.py (InnerDetector/InDetG4/BLM_G4_SD) PixelG4_SDConfig.py (InnerDetector/InDetG4/PixelG4_SD) TRT_G4_SDConfig.py (InnerDetector/InDetG4/TRT_G4_SD)

have been rewritten to the new componentaccumulator style. Innerdetector Flags are added for the config dumping tests to run. The same config is seen as the old style.