Several changes: - Removal of HBTAN - Removal of libAnalysisOld (related to the above) - Removal of the old event display (some remnants still need to be removed) - Removal of the fHistogram data member in AliDetector, and related code (it was never used) - Removal of Euclid files and related code - Removal of the class depending on the above - Simplification of AliRun (more to come!)