minor fix in the vector balancing variable in fill_utils.py: different versions of awkward package behave differently when you extract an attribute from the 4 momenta records, fixed by casting to numpy array when it isn't done by default by awkward
minor cleaning of submit.py: logging.info() apparently crashes in some versions of the logging module
minor cleaning of monitor.py: only resubmit jobs when there are missing files
loader() now formats ttH and WH SUEP sample names when it loads them in
minor cleaning of make_hists.py: the new variables for WH are now defined once and stored in a variable that can be used for any region, rather than having them copied several times
logging.info()apparently crashes in some versions of theloggingmodule