log4rs 1.4.0

A highly configurable multi-output logging implementation for the `log` facade
Documentation 
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appenders:
  my_appender:
    kind: my_appender
    file_name: log.txt
    filters:
      - kind: my_filter
        level: INFO
    encoder:
      kind: my_encoder
      prefix: '[MyApp] '

root:
  level: TRACE
  appenders:
  - my_appender