enable setting/renaming cubes on load
fix unicode compare bug
set owner after kwarg config; register username/password not strictly required
update path to try and fix test
debug
cubes are expected to be (default) in either metriquec.cubes or otherwise in "cubes" toplevel module (import cubes should work; ie, in sys.path points to dir with cubes module subdir); users can customize the name of the cubes module and paths to search by setting config variables (cube_pkg, cube_paths) and when calling get_cube()
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