TimeCommunication - returns average time taken for MPI_Allgather over n calls with m byte
n m [bool] TimeCommunication -> time
The function allows a user to test how much time a call the Allgather costs
If boolean third argument is passed and true, time offgrid spike communication.
NEST 2.0
Abigail Morrison
August 2009
/usr/src/packages/BUILD/lib/sli/nest-init.sli