let travis build against 3.x

flovilmart · flovilmart · commit 37c8d3cc7889 · 2017-10-25T09:49:16.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -13,6 +13,7 @@ branches:
   only:
   - master
   - /^[0-9]+.[0-9]+.[0-9]+(-.*)?$/
+  - 3.x
   - /^greenkeeper/.*$/
 cache:
   directories:
