update rotone + nrot
add printable_rotone
add strup / srtlow
add comment for ft_strcmp
merge
Merge pull request #3 from gbarraul/master

improve readme doc
update framework structure
update readme
update readme 2
update test framework
fix typo
fix typo 2
fix typo 3
fix libft tests
update
update tests config
update test
update tests folder names
update testframework folder name
update test sh