fix typo in the path ~/.hawk/prelude.hs

It was sometimes referred to as ~/prelude.hs instead.
Also, let's consistently use ~ or $HOME everywhere, not a mix of the
two.
add my version of README.md
Merge branch 'readme_rief' of github.com:gelisam/hsl into readme_rief

Conflicts:
	README.md
fix error and change takeFromTo to takeNFrom
Merge branch 'readme_rief'
"colon", not "column"
"-d" for delimiter
example output