add release-2.2 (approved by @mhegazy)

vladima · web-flow · commit 0627881e0502 · 2017-02-16T11:01:28.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -17,6 +17,7 @@ branches:
   only:
   - master
   - release-2.1
+  - release-2.2
 
 install:
   - npm uninstall typescript
