Recommended workflow

// 先安装
npm install commitizen -g

// 在project目录初始化
commitizen init lyn-conventional-changelog --save-dev --save-exact

1. Make changes(修改)
2. Commit those changes(提交)
3. Make sure Travis turns green(运行ci)
4. Bump version in package.json(提高版本号)
5. conventionalChangelog(生成changelog)
6. Commit package.json and CHANGELOG.md files(提交package.json和changelog)
7. Tag(打tag)
8. Push(push 代码)