Sets pedigree tracking for the simulation.
By default pedigree tracking is turned off. When turned on,
the pedigree of all individuals created will be tracked,
except those created by hybridCross. Turning
off pedigree tracking will turn off recombination tracking
if it is turned on.
Arguments
isTrackPed
should pedigree tracking be on.
force
should the check for a running simulation be
ignored. Only set to TRUE if you know what you are doing.