Added 7.4 tests

frankdejonge · frankdejonge · commit 815c2153f241 · 2019-12-13T23:37:35.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -10,6 +10,7 @@ php:
   - 7.1
   - 7.2
   - 7.3
+  - 7.4
 
 install:
   - travis_retry composer install --no-interaction --prefer-source
