Removed Travis build for PHP 5.5 (no longer supported).

Bilge · Bilge · commit 409bbe0f5f83 · 2019-07-25T18:39:32.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -6,11 +6,11 @@ sudo: false
 language: php
 
 php:
-  - 5.5
   - 5.6
   - 7.0
   - 7.1
   - 7.2
+  - 7.3
 
 matrix:
   fast_finish: true
