1) Backport the namespaces patch for PHP 6
2) Symlink the intl extension from PECL, but leave it disabled by default as is the case with all extensions dependent on external libs
I haven't looked at it yet.
3) Apply the Late Static Binding Patch
+0
4) Implement David's Circular Garbage collection patch
+1
5) Implement Sqlite3 support via the ext/sqlite extension (patch is already available)
+1
6) Remove safe_mode, register_globals and magic_quotes
-1
7) Introduce mysqlind library into core and use it as a backend for PDO and mysqli extensions (possibly enabling them by default)
+1, but maybe not by default yet
8) OpenID enabling patch for OpenSSL and PHP 5
+1
9) Add array_replace[_recursive] functions (patch is already available)
+0
10) Split off deprecation from E_STRICT into E_DEPRECATED
+0
11) Merge the zend_arg_info const'ify patch
+1 (biased)
12) Merge the GCC 4 -fvisibility patch
+1 (biased)
13) Switch for disabling/enabling materialized cursors in mysqli
14) Link phar extension from PECL into core (possibly enabling it by default)
0, but not by default.
15) Merge Matt's ZEND_SIGNED_MULTIPLY_LONG() optimization patch
+1
The patch is pretty simple. it just needs some typedefs to work on windows.
16) Introduce new php.ini files parser/scanner + CGI/FastCGI? "htaccess" style ini file support
+1, but with the option to disable it.
17) Merge __callStatic patch from PHP 6
18) Introduce concept of "strict classes" that do not permit dynamic property creation
-0
Nuno