Add Travis CI

- Run unit tests
- Add travis, apache 2.0 and goreport badges

Author: ismael_serrano

.travis.yml

@@ -0,0 +1,12 @@
+language: go
+sudo: required
+services:
+- docker
+go:
+- "1.10"
+script:
+- echo "N+ go SDK commit:${TRAVIS_COMMIT}"
+jobs:
+  include:
+    - stage: Unit tests
+      script: go test client/*

README.md

@@ -1,3 +1,6 @@
+
+[![Build Status](https://travis-ci.org/nginxinc/nginx-plus-go-sdk.svg?branch=master)](https://travis-ci.org/nginxinc/nginx-plus-go-sdk)  [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)  [![Go Report Card](https://goreportcard.com/badge/github.com/nginxinc/nginx-plus-go-sdk)](https://goreportcard.com/report/github.com/nginxinc/nginx-plus-go-sdk)
+
 # NGINX Plus API Go SDK
 
 This SDK includes a client library for working with NGINX Plus API.