chore: added semantic release

Author: schickling

.travis.yml

@@ -1,5 +1,16 @@
 language: node_js
 node_js:
-  - node
+  - '9'
+  - '8'
+  # - '6'
+
+after_success:
+  - npm i -g semantic-release
+  - semantic-release
+
+branches:
+  except:
+    - /^v\d+\.\d+\.\d+$/
+
 notifications:
   email: false

README.md

@@ -2,7 +2,7 @@
 
 # graphql-yoga
 
-[![Build Status](https://travis-ci.org/graphcool/graphql-yoga.svg?branch=master)](https://travis-ci.org/graphcool/graphql-yoga) [![npm version](https://badge.fury.io/js/graphql-yoga.svg)](https://badge.fury.io/js/graphql-yoga) [![Greenkeeper badge](https://badges.greenkeeper.io/graphcool/graphql-yoga.svg)](https://greenkeeper.io/)
+[![Build Status](https://travis-ci.org/graphcool/graphql-yoga.svg?branch=master)](https://travis-ci.org/graphcool/graphql-yoga) [![npm version](https://badge.fury.io/js/graphql-yoga.svg)](https://badge.fury.io/js/graphql-yoga)
 
 Fully-featured GraphQL Server with focus on easy setup, performance & great developer experience
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "graphql-yoga",
-  "version": "0.5.5",
+  "version": "0.0.0-semantic-release",
   "main": "dist/src/index.js",
   "typings": "./dist/src/index.d.ts",
   "files": [