golang 1.13 ci

Himer · Himer · commit db4e7e312441 · 2019-10-12T16:46:26.000+08:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,8 +4,6 @@ services:
 - docker
 language: go
 go:
-  - "1.11.x"
-  - "1.12.x"
   - "1.13.x"
   - tip
 
