Add node_modules cache to travis

weswigham · web-flow · commit 484fe4800653 · 2016-06-22T12:47:33.000-07:00
This could speed up CI builds a little bit See https://docs.travis-ci.com/user/caching/ for more information.
diff --git a/.travis.yml b/.travis.yml
@@ -6,3 +6,7 @@ node_js:
   - '0.10'
 
 sudo: false
+
+cache:
+  directories:
+    - node_modules
