Use boost::program_options for command line argument handling in FLP2EPN and FLP2EPN-dynamic.
Common options like number of io threads now have default values.
To find out all available options for an executable run it with '--help'.
Existing scripts have been updated to use the new format.
first version of FLP2EPN-distributed with data transfer shaping
use namespaces & adjust style
Renamed directories:

AliBase -> Base
AliData -> Data
AliGenerators -> Generators

Namespace changes for classes:

O2Detector -> Detector
O2Module -> Module
O2TrackReference -> TrackReference
AliDetectorList -> DetectorList
AliStack -> Stack
AliMCTrack -> MCTrack

Correctly set ClassImp to namespaces

Remove namespace prefixes from the UpgradeV1Layer class