build status badge for master

Author: leebyron

README.md

@@ -5,7 +5,7 @@ GraphQL, a query language created by Facebook for describing data requirements
 on complex application data models.
 
 [![npm version](https://badge.fury.io/js/graphql.svg)](http://badge.fury.io/js/graphql)
-[![Build Status](https://travis-ci.org/graphql/graphql-js.svg)](https://travis-ci.org/graphql/graphql-js)
+[![Build Status](https://travis-ci.org/graphql/graphql-js.svg?branch=master)](https://travis-ci.org/graphql/graphql-js?branch=master)
 [![Coverage Status](https://coveralls.io/repos/graphql/graphql-js/badge.svg?branch=master)](https://coveralls.io/r/graphql/graphql-js?branch=master)
 
 See more complete documentation at http://graphql.org/ and
@@ -89,8 +89,8 @@ var schema = new GraphQLSchema({
 ```
 
 This defines a simple schema with one type and one field, that resolves
-to a fixed value. The `resolve` function can return a value, a promise, 
-or an array of promises. A more complex example is included in the top 
+to a fixed value. The `resolve` function can return a value, a promise,
+or an array of promises. A more complex example is included in the top
 level [tests](src/__tests__) directory.
 
 Then, serve the result of a query against that type schema.