Changelog

• Merged a PR by @uttarayan21 that adds support for reading the configuration
  file by specifying a path to the config file using --config, or using
  MACCHINA_CONF environment variable.
• Merged a PR by @uttarayan21 that displays a warning when one or more of the
  custom themes is conflicting with a built-in theme.
• Merged a PR by @FantasyTeddy that allows the processor readout to be printed
  even if processor count fails to fetch.