[cdist.log] Define custom log functions on logging.Logger

Define out custom logger functions on logging.Logger so that they are passed on
to all other loggers.
3 jobs for fix/logging/custom-levels in 2 minutes and 25 seconds (queued for 23 seconds)
Status Job ID Name Coverage
  Test
passed #10401
pycodestyle

00:00:41

passed #10400
shellcheck

00:00:49

passed #10402
unit_tests

00:00:54