.travis.yml: Added instructions to cache npm modules

AurelioDeRosa · AurelioDeRosa · commit 1a7269cb547d · 2016-01-24T03:09:17.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -9,6 +9,10 @@ node_js:
   - "0.11"
   - "0.10"
 
+cache:
+  directories:
+    - node_modules
+
 script:
   - gulp lint
   - gulp test:ci
