Update travis build

.travis.yml

@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-- '4.0'
+- '7'
 env:
   global:
   - secure: eW41gIqOizwO4pTgWnAAbW75AP7F+CK9qfSed/fSh4sJ9HWMIY1YRIaY8gjr+6jV/f7XVHcXuym6ZxgINYSkVKbF1JKxBJNLOXtSgNbVHSic58pYFvUjwxIBI9aPig9uux1+DbnpWqXFDTcACJSevQZE0xwmjdrSkDLgB0G34v8=
@@ -15,6 +15,9 @@ notifications:
     on_success: always
     on_failure: always
     on_start: false
+script:
+  - npm run build
+  - npm test
 deploy:
   - provider: npm
     email: niklasvh@gmail.com

package.json

@@ -37,7 +37,8 @@
     "webpack": "3.4.1"
   },
   "scripts": {
-    "build": "rimraf dist/ && babel src/ -d dist/npm/",
+    "build": "rimraf dist/ && npm run build:npm && npm run build:browser",
+    "build:npm": "babel src/ -d dist/npm/",
     "build:browser": "webpack",
     "format": "prettier --single-quote --no-bracket-spacing --tab-width 4 --print-width 100 --write \"src/**/*.js\"",
     "flow": "flow",