2 -------------------------------------------------------------
8 digits+hits, physics, visualization
9 functionality moved to TGeant4 after
10 introducing TVirtualMCApplication and TVirtualMCStack
14 digits+hits: new subcategory introduced
15 in order to eliminate dependence of
16 TGeant4/geometry category on Geant4
17 categories "above" geometry (digits+hits).
18 (Needed for TGeant4/AliGeant4 usage with
22 New "top" category for all Ali* dependent classes
23 (previously in /source);
24 Subcategories: global geometry physics event run visualization