Temporarily (I hope) remove PHP 5.2 from tests being run on travis-ci

Travis-ci has disabled PHP 5.2. This has happened before when 5.2 didn't compile and then was restored when that was fixed.

upstream: travis-ci/travis-ci#3152
related: WP-API/WP-API#846

See #31244.


Built from https://develop.svn.wordpress.org/trunk@31350


git-svn-id: http://core.svn.wordpress.org/trunk@31331 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-alpha-31349';
+$wp_version = '4.2-alpha-31350';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.