Allow nprocs > LR/SR atoms (needs branch Issue-73 of MiMiC)
Modified mimic_wrapper to comply with (slightly) new MiMiC subroutines for computing LR and SR QM/MM interactions that allow having more processes than atoms in the SR and/or LR regions
Modified mimic_wrapper to comply with (slightly) new MiMiC subroutines for computing LR and SR QM/MM interactions that allow having more processes than atoms in the SR and/or LR regions