ci(circle): add npm install -g ...

Awk34 · Awk34 · commit cf515ad348ad · 2016-05-14T21:14:52.000-04:00
[skip ci]
diff --git a/circle.yml b/circle.yml
@@ -2,6 +2,8 @@
 machine:
   node:
     version: 5.11.1
+  pre:
+    - npm install -g gulp-cli grunt-cli bower
 
 ## Customize checkout
 checkout:
