<b_jonas> slashlearn source//Sources for HackEgo can be found at https://bitbucket.org/GregorR/hackbot + https://bitbucket.org/GregorR/multibot + https://bitbucket.org/GregorR/umlbox . Sources for HackEso can be found at https://bitbucket.org/fizzie/hackbot + https://bitbucket.org/fizzie/multibot + https://bitbucket.org/fizzie/umlbox .

`hello prints variants of hello, world. To control format, pass a single letter as command-line argument. "@"=>"hello, world", "H"=>"hello, world.", P=>"hello, world!", "X"=>"hello, world,", take 1 letter later to s/h/H/, 2 letter later to s/o,/o/, 4 letter later to s/w/W/, lowercase to remove newline.