Set php-mode-use-php7-syntax-table to NIL as default

Author: zonuexe

lisp/php-mode.el

@@ -318,7 +318,7 @@ In that case set to `NIL'."
   :tag "PHP Mode Enable Project Local Variable"
   :type 'boolean)
 
-(defcustom php-mode-use-php7-syntax-table t
+(defcustom php-mode-use-php7-syntax-table nil
   "When set to `T', use a syntax table compatible with PHP 7."
   :group 'php-mode
   :tag "PHP Mode Enable Project Local Variable"