New tag v5-04-Rev-03. Changes:

#102041: Please merge trunk of PWGLF/FORWARD and OADB/PWGLF/FORWARD into the release. From rev. 63311,63326,63352,63411,63489,63491,63512,63513,63514,63515, 63516,63517,63537,63538,63539,63540,63549,63550,63561,63562, 63601,63609
#102048: Please port 63553 to revision branch
#102060: (request to port the fix for) FPE in AliExternalTrackParam::Set. From rev. 63665
#102068: port update on the HF PID class variables initialization to the release. From rev. 63626, 63647, 63648
#102086: Request to port r63507 (fix memory leak) to the release
#102126: Porting of PID code. From rev. 63356,63675,63676,63677