Switch to module imports for importlib in utils
Switch to module imports for importlib in utils

The present day guidance is to lean towards module imports for the
stdlib modules. Switch importlib imports to this instead of
plucking out the functions that we need. This makes it more
immediately apparent as to where the functions are coming from
in the application logic.

jamesbeebop/evennia,jamesbeebop/evennia,jamesbeebop/evennia