Implementation of coloring handler for the Erlang's logger. See [https://github.com/hauleth/logger_colorful].

== Options ==

• formatter - parent formatter which will be used for message formatting
• colors - map of logger:log_level() and colors in form atom

Available colors:

• black
• red
• green
• yellow
• blue
• magenta
• cyan
• white

Available modifiers:

• fg - set foreground color
• bg - set background color
• bright - use bright color