add autosubscribe flag to users

darcs-hash:20080720200530-84dde-dade3117bdf510c1880d35f27bd9352995725175.gz

db/laconica.sql

@@ -56,6 +56,7 @@ create table user (
     carrier integer comment 'foreign key to sms_carrier' references sms_carrier (id),
     smsnotify tinyint default 0 comment 'whether to send notices to SMS',
     uri varchar(255) unique key comment 'universally unique identifier, usually a tag URI',
+    autosubscribe tinyint default 0 comment 'automatically subscribe to users who subscribe to us',
     created datetime not null comment 'date this record was created',
     modified timestamp comment 'date this record was modified'
 ) ENGINE=MyISAM;