chore: add misisng branches to run on CI (#11562)

mmalerba · web-flow · commit 315c9f8907db · 2018-05-29T10:00:10.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -18,7 +18,11 @@ addons:
 branches:
   only:
   - master
+  - 5.0.x
+  - 5.1.x
   - 5.2.x
+  - 6.0.x
+  - 6.1.x
 
 jobs:
   include:
