modify main to allow for DAR computation

Tagging hotfix 1.0.2 1.0.2

Tagging version 1.0 1.0

Bugfixes in cluster_div_enum.py
Remove empty logfiles

bugfix for importing gene xpression csv files
bugfix: add check_model_options after copying model

suppress slurm output files in submit.py
bugfix in cluster_weights_imat.py concerning NaNs in gene expression index

Update Snakefile