chore: update default branch in travis (#57)

lakhansamani · siddharthlatest · commit 04fe7d1a99d5 · 2019-12-11T19:54:45.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -6,7 +6,7 @@ go:
   - "1.12"
 branches:
   only:
-    - feat/es7
+    - dev
 
 install: true
 
