0.002    2019-03-20 (PERLANCAR)

        - [opt] Exit early if we can (e.g. user requests lines 3-5 of a
          1mil-line file).

        - Introduce N1+M syntax which is equivalent to N1..(N1+M-1) syntax.


0.001    2019-03-17 (PERLANCAR)

        - First release.
