updated travis to support only 1.13 and removed env variable for modules

aouyang1 · aouyang1 · commit 266fc9951792 · 2020-01-07T22:08:43.000+08:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,12 +1,8 @@
 language: go
 
-env:
-  - GO111MODULE=on
-
 script: make travis-ci
 
 go:
-  - "1.12"
   - "1.13"
 
 os:
