Add the ability to force a disk reload on the widearea nodes

even if the disk is up to date.

sql/database-create.sql

@@ -1971,6 +1971,7 @@ CREATE TABLE widearea_updates (
   roottag tinytext NOT NULL,
   update_requested datetime NOT NULL default '0000-00-00 00:00:00',
   update_started datetime default NULL,
+  force enum('yes', 'no') NOT NULL default 'no',
   PRIMARY KEY  (IP)
 ) TYPE=MyISAM;
 

sql/database-migrate.txt

@@ -1652,3 +1652,10 @@ last_net_act,last_cpu_act,last_ext_act);
 	    contact tinytext,
 	    phone tinytext,
 	    room varchar(32) default NULL);
+
+1.254: Add a "force" field in widearea_updates to specify that the
+       disk should be reloaded even though it's already registered as
+       being the current version.  Good for cleaning up messes...
+
+       ALTER TABLE widearea_updates ADD
+           force enum('yes','no') NOT NULL default 'no' after update_started;