ConfigurationFiles._load_maybe_add (equo.client.misc): path is in bytes here
_std_write (entropy.output): fixes crash in equo conf update with "Replace
original with update" when there is an error in which case msg can be bytes:
File ".../entropy/lib/entropy/tools.py", line 687, in movefile
print_generic("!!! Failed to move", src, "to", dest)
File ".../entropy/lib/entropy/output.py", line 596, in print_generic
_std_write(msg, stderr = stderr)
File ".../entropy/lib/entropy/output.py", line 493, in _std_write
obj.write(msg)