[development] Three patches to review

[Karoly Negyesi]

So, to sum up, these are the three patches that need review:

http://drupal.org/node/90128  this needs to be tested on pgsql, on  
mysql which is older than 5.0.13 and then on a mysql which is at  
least 5.0.13.

http://drupal.org/node/88287  put modules in sites/all and add them  
to profiles/default/default.profile for testing.

  http://drupal.org/node/75395 (Incorporate node access arbitrator  
into node.module)