REF: config.py refactored
REF: added docstring to nnconf.config package
REF: comment fix in nnconf.config, refactored nnconf.factors
FIX: fixed after-refactoring bugs in config and factors modules, updated
sample_config.yaml
REF: nnconf.misc refactored
NEW: Additional functionality for nnconf.misc, REF: refactored
nnconf.nomad
FIX: removed getoutput from nnconf.nomad
REF: Additional functionality to misc.py, refactored nnconf.nnconf