wordnik/swagger-codegen — pull request #160 by yanoosh (2014-03-02 17:38:02+00:00)
Title: PHP - Removed escapeReservedWord method.

Word between single-quotes in PHP is interpreted as system command. In php not exist escape method, which can use everywhere.
Single-quote content as command: http://php.net/manual/en/language.operators.execution.php