docs: function getCurrentBranch() {
        var branchs = grunt.file.read('current_branch.md')
        var current = /.*\*\s([\S]+)\s*/.exec(branchs)[1] //拿到当前分支名
        console.log('所有分支：====> \n' + branchs)
        console.log('当前分支：====> ' + current + '\n')
        return current
      }