A helper library for termial colour printing extending the io:format syntax to add colours.
%% Effectively the same as io:format just takes the additional color
%% console text colour can be set by ~!**<colour>**. ~#**<colour>**
%% will change the background. Both ~# only work with lowercase colours.
%% An uppercase letersindicate bold colours.
%%
%% The colour can be one of:
%%
%% ! - resets the output
%% ^ - bold (no colour change)
%% __ - (two _) makes text underlined (no colour change)
%% x,X - black
%% r,R - red
%% g,G - greeen
%% y,Y - yellow
%% b,B - blue
%% m,M - magenta
%% c,C - cyan
%% w,W - white
%%
%% The function will disable colours on non x term termials$ rebar3 compile
cf:format/[1,2] - an equivalent to io_lib:format/[1,2].
cf:print/[1,2] - an equivalent to io:format/[1,2].