Nightly tests and iTPC

Since the introduction of the iTPC code in our library, some tests have been showing differences in number of tracks. While the tests related to real data production have now settled, MC tests are still not fine. Below is an example for trs_ittf/year_2007/auau200_central, over the past 16 weeks.

File /star/rcf/simu/rcf1296_02_100evts.fzd
Chain trs,srs,ssd,fss,y2007,Idst,BAna,l0,tpcI,TpxClu,ftpc,Tree,logger,ITTF,Sti,SvtIt,SsdIt,genvtx,MakeEvent,IdTruth,geant