prevent travis from running twice on PRs

quantizor · quantizor · commit a652a0890151 · 2019-06-11T16:02:12.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,6 @@
 language: node_js
 node_js:
-  - "lts/*"
+  - 'lts/*'
+branches:
+  only:
+    - master
