Test PHP 7.2 alphas first

sodabrew · sodabrew · commit 843b5818a20c · 2017-07-07T18:53:11.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,9 +3,9 @@ dist: trusty
 
 language: php
 php:
-    - 7.0
+    - 7.2alpha3
     - 7.1
-    - 7.2
+    - 7.0
 
 matrix:
     fast_finish: true
