`README.md` fix
`README.md` fix

Command `github clone` fixed to be "https://" as "http://" doesn't work anymore.
direnv/direnv,sknop/direnv,sknop/direnv,camelpunch/direnv,camelpunch/direnv,sknop/direnv,camelpunch/direnv,sknop/direnv,direnv/direnv,camelpunch/direnv