Add a foreign_admin field to the users table for testbed-admins elsewhere.

sql/database-create.sql

@@ -2473,6 +2473,7 @@ CREATE TABLE users (
   unix_uid smallint(5) unsigned NOT NULL default '0',
   status enum('newuser','unapproved','unverified','active','frozen','other') NOT NULL default 'newuser',
   admin tinyint(4) default '0',
+  foreign_admin tinyint(4) default '0',
   dbedit tinyint(4) default '0',
   stud tinyint(4) default '0',
   webonly tinyint(4) default '0',

sql/database-migrate.txt

@@ -3396,3 +3396,5 @@ last_net_act,last_cpu_act,last_ext_act);
 4.65: Minor fix; skip to next entry;
 4.66: More fixes; skip to next entry;
 
+4.67: Add a foreign_admin field to the users table for testbed-admins elsewhere.
+       alter table users add column foreign_admin tinyint(4) default '0' after admin;