Add php 7.3 to matrix build (#249)

baer95 · Minishlink · commit aee373d7fa3b · 2019-11-06T10:26:05.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -18,6 +18,7 @@ matrix:
     include:
         - php: 7.1
         - php: 7.2
+        - php: 7.3
         - php: nightly
 
 env:
