cakephp/cakephp — pull request #4225 by ravage84 (2014-08-11 00:03:04+00:00)
Title: Be forward compatible to PHP 7's "Uniform Variable Syntax"

https://wiki.php.net/rfc/uniform_variable_syntax
https://wiki.php.net/rfc/uniform_variable_syntax#semantic_differences_in_existing_syntax