added customizable "HTML Escapes" for the top and bottom of the topic list

and post list pages; configurable through the host tools

setup/database.sql

@@ -310,6 +310,14 @@ CREATE TABLE propconf (
     PRIMARY KEY (confid, ndx)
 );
 
+# The conference custom HTML block table.  There are two custom blocks, one at the
+# top of the page, one at the bottom, each a maximum of 64K in length.
+CREATE TABLE confcustom (
+    confid INT NOT NULL PRIMARY KEY,
+    htmltop TEXT,
+    htmlbottom TEXT
+);
+
 # The table describing topics within a conference.
 CREATE TABLE topics (
     topicid INT NOT NULL PRIMARY KEY AUTO_INCREMENT,