Travis: Reordering things

.travis.yml

@@ -7,15 +7,17 @@ sudo: false
 
 before_install:
   - npm config set spin false
-  - npm install -g bower gulp
+  - npm install -g bower
   - bower --version
   - npm install phantomjs-prebuilt
   - phantomjs --version
-  - npm run build
 
 install:
   - npm install
   - bower install
 
+after_install:
+  - npm run build
+
 script:
   - npm test

README.md

@@ -4,12 +4,9 @@
 
 > A powerful, simple, promise-based `postMessage` library.
 
-[![npm][npm-image]][npm-url]
+[![npm](https://img.shields.io/npm/v/postmate.svg)][https://www.npmjs.com/package/postmate]
 [![Build Status](https://travis-ci.org/dollarshaveclub/postmate.svg?branch=master)](https://travis-ci.org/dollarshaveclub/postmate)
 
-[npm-image]: https://img.shields.io/npm/v/postmate.svg?style=flat-square
-[npm-url]: https://www.npmjs.com/package/postmate
-
 _Postmate_ is a promise-based API built on `postMessage`. It allows a parent page
 to speak with a child `iFrame` across origins with minimal effort.