def color(*args)
      say HighLine.default_instance.color(*args)
    end
#
'Say' something using the specified color

=== Examples
color 'I am blue', :blue
color 'I am bold', :bold
color 'White on Red', :white, :on_red

=== Notes
You may use:
* color:    black blue cyan green magenta red white yellow
* style:    blink bold clear underline
* highligh: on_<color>