Add php 7.3 and 7.4 build

jaapio · jaapio · commit 6913cd9dd4a2 · 2019-03-24T11:38:38.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,5 @@
 language: php
-php: [ 7.1, 7.2, nightly ]
+php: [ 7.1, 7.2, 7.3, 7.4 nightly ]
 sudo: false
 
 env:
