New Trigger Emulation and Trigger access from data (Rachid Guernane)

New Trigger Emulation and Trigger access from data (Rachid Guernane)

libEMCALbase.pkg, EMCALbaseLinkDef.h: add raw digit and STU raw stream decoder
libEMCALrec.pkg: include VZERO needed by trigger processor
libEMCALsim.pkg, EMCALsimLinkDef.h: add trigger classes

AliEMCALReconstructor* : invoque trigger processor (Rachid)

AliEMCALDigitizer.*: create trigger digits from tower digits (Rachid)

AliEMCALGeoUtils.*: add trigger mapping (Rachid)

AliEMCALRawUtils.*:modify Raw2Digits method to access FALTRO data (Rachid)

AliEMCALTriggerTRU.* TRU class

AliEMCALTriggerSTU.*: STU class

AliEMCALTriggerSTURawStream.*: STU data decoder

AliEMCALTriggerElectronics.*: Trigger processor

AliEMCALRawDigit.*: Elementary digit closest to raw data content

AliEMCALTriggerData.*: Trigger data for persistency

AliEMCALTriggerPatch.*: Object created by trigger algorithms (L0, L1)

AliEMCALTriggerBoard.*: Trigger electronic device base class