Host multiple sites with the same codebase

This is the beginning of the code for status.net and related status
farms. It will read basic information about a site from a shared,
central database and use the data stored there to switch on the
hostname.

db/site.sql

@@ -0,0 +1,17 @@
+/* For managing multiple sites */
+
+create table status_network (
+
+    nickname varchar(64) primary key comment 'nickname',
+    hostname varchar(255) unique key comment 'alternate hostname if any',
+    pathname varchar(255) unique key comment 'alternate pathname if any',
+    sitename varchar(255) comment 'display name',
+    dbhost varchar(255) comment 'database host',
+    dbuser varchar(255) comment 'database username',
+    dbpass varchar(255) comment 'database password',
+    dbname varchar(255) comment 'database name',
+
+    created datetime not null comment 'date this record was created',
+    modified timestamp comment 'date this record was modified'
+
+) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_general_ci;