Update CHANGELOG.md for 2.0.0

Author: kevinoid

CHANGELOG.md

@@ -1,7 +1,14 @@
 # Change Log
 
-## [1.0.0](https://github.com/kevinoid/git-branch-is/tree/1.0.0) (2018-06-01)
-[Full Changelog](https://github.com/kevinoid/git-branch-is/compare/v0.1.0...1.0.0)
+## [v2.0.0](https://github.com/kevinoid/git-branch-is/tree/v2.0.0) (2018-06-29)
+[Full Changelog](https://github.com/kevinoid/git-branch-is/compare/v1.0.0...v2.0.0)
+
+- **BREAKING** Drop support for Node 4.
+- Dependency version updates.
+- Code style fixes.
+
+## [v1.0.0](https://github.com/kevinoid/git-branch-is/tree/v1.0.0) (2018-06-01)
+[Full Changelog](https://github.com/kevinoid/git-branch-is/compare/v0.1.0...v1.0.0)
 
 - Branch name regex support [\#22](https://github.com/kevinoid/git-branch-is/issues/22)
   (and [\#23](https://github.com/kevinoid/git-branch-is/pull/23), partially)
@@ -10,7 +17,7 @@
 - Drop support for Node 0.10 and 0.12.
 - Bump to 1.0.0 to declare API as stable.
 
-## [0.1.0](https://github.com/kevinoid/git-branch-is/tree/0.1.0) (2016-04-01)
+## [v0.1.0](https://github.com/kevinoid/git-branch-is/tree/v0.1.0) (2016-04-01)
 
 
 \* *This Change Log was automatically generated by [github_changelog_generator](https://github.com/skywinder/Github-Changelog-Generator)*