Handle packing differently on CI

.travis.yml

@@ -3,9 +3,11 @@
   "node_js": [
     "node"
   ],
+  "before_script": [
+    "yarn run pack"
+  ],
   "after_success": [
-    'npm install -g slackup',
-    'npm run pack',
+    'yarn global add slackup',
     './scripts/slack.js'
   ],
   "deploy": {

test/pack-now.js

@@ -8,16 +8,6 @@ const test = require('ava')
 // Utilities
 const logo = require('../src/util/output/logo')
 
-test.serial('make binary', async t => {
-  if (!process.env.CI) {
-    t.true(true)
-    return
-  }
-
-  const result = await spawn('npm', ['run', 'pack'])
-  t.is(result.code, 0)
-})
-
 const binary = {
   darwin: 'now-macos',
   linux: 'now-linux',