Updated DCUBE Post-processing to run from ATLAS SW directory

...formanceRTT/test/test_InDetPerformanceRTT_Ele100IDPRTT.sh

...erformanceRTT/test/test_InDetPerformanceRTT_Ele1IDPRTT.sh

...ormanceRTT/test/test_InDetPerformanceRTT_MinBiasIDPRTT.sh

...rformanceRTT/test/test_InDetPerformanceRTT_Mu100IDPRTT.sh

...rformanceRTT/test/test_InDetPerformanceRTT_Pi100IDPRTT.sh

...PerformanceRTT/test/test_InDetPerformanceRTT_Pi1IDPRTT.sh

...ormanceRTT/test/test_InDetPerformanceRTT_ZtomumuIDPRTT.sh

...eRTT/test/test_InDetPerformanceRTT_ZtomumuPileupIDPRTT.sh

...DetPerformanceRTT/test/test_InDetPerformanceRTT_mu1GeV.sh

...nDetPerformanceRTT/test/test_InDetPerformanceRTT_ttbar.sh