fix the semver stupidity and release v1.0.0

A lot of cosmetic and minor changes have been since v0.6.2 including the
addition of a Makefile, bash completion, fish completion, and a
contribution guide.
-----BEGIN PGP SIGNATURE-----

iHUEABYIAB0WIQTgVhDyNH/Z8QffkfaIX7fuGN4o2QUCYUj4xQAKCRCIX7fuGN4o
2Qb7AP9NwxELLhn5dhoPrZ7N4Bi4dXV8m9P0TvBY8heRdoT9FgD+MHcY7fCDkyik
7i9FxLCUJEvP3Anuxx6tMIjwnl8PeAI=
=UUv9
-----END PGP SIGNATURE-----