Add PHP 5.5, 7.1, and 7.2 to travis-ci tests

bvontob · bvontob · commit 57c6a3cc2aff · 2018-05-28T22:38:13.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -1,8 +1,11 @@
 language: php
 php:
   - '5.4'
+  - '5.5'
   - '5.6'
   - '7.0'
+  - '7.1'
+  - '7.2'
   - nightly
 script:
   - make test
