AthConfigFlags: refactor fillFromArgs
Refactor the parsing of key=value pairs into its own function so it
can be used from other applications that do not require the full command
line parsing.
cc @will
Calling Open Source developers! Join the CERN OSPO launch event on Wed Nov 29th! https://cern.ch/ospo-2
Refactor the parsing of key=value pairs into its own function so it
can be used from other applications that do not require the full command
line parsing.
cc @will