added image upload and field delete to matrix

docs/changelog/6.x.x.txt

@@ -35,6 +35,8 @@
    everything should cache in the same way.
  - Converted WebGUI to use a new object oriented session system. More details
    in migation.txt.
+ - Added a screenshot feature to the matrix.
+ - Added an option to delete Matrix fields.
  - Added an API for retrieving email from POP3 servers.
  - The rebuildLineage.pl script now finds and fixes orphans, and tries to
    locate circular relationships as well.

docs/upgrades/upgrade_6.8.8-6.99.0.pl

@@ -44,9 +44,17 @@ addDatabaseCache();
 updateHelpTemplate();
 fixImportNodePrivileges();
 addAdManager();
+updateMatrix();
 
 finish($session); # this line required
 
+#-------------------------------------------------
+sub updateMatrix {
+	print "\tAdding new features to the matrix.\n";
+	$session->db->write("alter table Matrix_listing add column storageId varchar(22) binary");
+	$session->db->write("alter table Matrix_listing add column filename varchar(255)");
+}
+
 #-------------------------------------------------
 sub changeCache {
 	print "\tChanging page cache system.\n";