docs: remove 4.0.0-0 from CHANGELOG

CHANGELOG.md

@@ -25,28 +25,6 @@ All notable changes to this project will be documented in this file. See [standa
 * merge commits are now included in the CHANGELOG.
 
 
-
-<a name="4.0.0-0"></a>
-# [4.0.0-0](https://github.com/conventional-changelog/standard-version/compare/v3.0.0...v4.0.0-0) (2016-11-26)
-
-
-### Bug Fixes
-
-* include merge commits in the changelog ([#139](https://github.com/conventional-changelog/standard-version/issues/139)) ([b6e1562](https://github.com/conventional-changelog/standard-version/commit/b6e1562))
-* support a wording change made to git status in git v2.9.1 ([#140](https://github.com/conventional-changelog/standard-version/issues/140)) ([80004ec](https://github.com/conventional-changelog/standard-version/commit/80004ec))
-
-
-### Features
-
-* support releasing a custom version, including pre-releases ([#129](https://github.com/conventional-changelog/standard-version/issues/129)) ([068008d](https://github.com/conventional-changelog/standard-version/commit/068008d))
-
-
-### BREAKING CHANGES
-
-* merge commits are now included in the CHANGELOG.
-
-
-
 <a name="3.0.0"></a>
 # [3.0.0](https://github.com/conventional-changelog/standard-version/compare/v2.3.0...v3.0.0) (2016-10-06)