Test on 7.4 and drop tests for 7.1

AydinHassan · AydinHassan · commit 52195cde30eb · 2019-11-30T11:58:03.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -5,9 +5,9 @@ cache:
     - $HOME/.composer/cache/files
 
 php:
-  - 7.1
   - 7.2
   - 7.3
+  - 7.4
 
 install:
   - composer self-update
