#64371 fix alphabetical ordering of specifiers, add table for extra points concerning co-ercion

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@331922 c90b9560-bf6c-de11-be94-00142212c4b1
some precision for peter, #62804

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@331923 c90b9560-bf6c-de11-be94-00142212c4b1
Document difference between PCRE and POSIX character classes. Fixes bug #62756.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@331924 c90b9560-bf6c-de11-be94-00142212c4b1