The getResources function is used to assign the proper cpu binding
depending on the version. However, additional contraints are required to
ensure that we have enough points in Y.
By default the mpi+send+seq branch is disabled.
The previous iniput size for both granularity and strong scaling tests
where too big to meet the timing constrains needed for garlic. This
patch sets a new, smaller, input size.
Also, a minor cleanup is applied to the rest of the fwi experiments
and figures.