Teston PHP 7.3 and 7.4

Author: GrahamCampbell

.travis.yml

@@ -1,13 +1,5 @@
 language: php
-php: [ 7.1, 7.2, nightly ]
-sudo: false
-
-env:
-
-matrix:
-  fast_finish: true
-  allow_failures:
-    - php: nightly
+php: [ 7.1, 7.2, 7.3, 7.4 ]
 
 install:
   - travis_retry composer install --no-interaction --prefer-dist --optimize-autoloader