*: Add badges and travis

Signed-off-by: Ce Gao <[email protected]>

.travis.yml

@@ -0,0 +1,10 @@
+language: go
+
+go_import_path: github.com/gaocegege/maintainer
+
+go:
+  - 1.8
+
+script: 
+  - go install .
+  - maintainer --help

README.md

@@ -1,5 +1,10 @@
 # maintainer
 
+[![Go Report Card](https://goreportcard.com/badge/github.com/gaocegege/maintainer)](https://goreportcard.com/report/github.com/gaocegege/maintainer)
+[![GoDoc](https://img.shields.io/badge/godoc-reference-blue.svg)](https://godoc.org/github.com/gaocegege/maintainer)
+[![Build Status](https://travis-ci.org/gaocegege/maintainer.svg?branch=master)](https://travis-ci.org/gaocegege/maintainer)
+
+
 Help you to be a qualified maintainer :)
 
 Maintainer is a CLI app which helps you to generate AUTHORS, CHANGELOG.md, CONTRIBUTING.md and so on based on the repository in GitHub. It makes your repository more contributor-friendly.