start to implement logging in double ended connect
continue to implement logging
more logging stuff
implement logging for parallel connect
set logging level debug when pygmin is imported
pass logging info through pipe in connect_runner
use logger objects rather than writing to logging.root
implement logging for the optimizers

not the scipy optimizers
change name of tangent_space_quench logger
fix double output problem with logging for connect_runner
Merge branch 'master' into logging
Merge branch 'master' into logging

Conflicts:
	pygmin/optimize/_fire.py
add fortran module for spherical_container test
clean up RandomDisplacement a bit