Update strip-ansi from ^3.0.0 to ^4.0.0 (#10)
Update strip-ansi from ^3.0.0 to ^4.0.0 (#10)

Includes a breaking change https://github.com/chalk/strip-ansi/commit/097894423fedb6b4dca3005ad45608b893fcdcf8 but doesn't affect strip-ansi, which has already dropped support for Node.js < 4.
sindresorhus/string-width,sindresorhus/string-width