Update .travis.yml

FMaulwurf · web-flow · commit 3630fd2118dc · 2019-02-13T21:14:38.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,9 +3,7 @@ node_js:
   - "10"
 env:
   matrix:
-  - REACT=16.4
-  - REACT=16.5
-  - REACT=16.6
+  - REACT=16.3
 sudo: false
 script:
   - npm test
