Update to os_boot_cmd to allow FBSD 10.2 as delay node kernel.

sql/database-fill-supplemental.sql

@@ -22,6 +22,7 @@ INSERT IGNORE INTO os_boot_cmd VALUES ('FreeBSD','6.2','linkdelay','/boot/kernel
 INSERT IGNORE INTO os_boot_cmd VALUES ('FreeBSD','7.3','delay','/boot/kernel.poll/kernel HZ=10000');
 INSERT IGNORE INTO os_boot_cmd VALUES ('FreeBSD','8.2','delay','/boot/kernel/kernel kern.hz=10000');
 INSERT IGNORE INTO os_boot_cmd VALUES ('FreeBSD','8.3','delay','/boot/kernel/kernel kern.hz=10000');
+INSERT IGNORE INTO os_boot_cmd VALUES ('FreeBSD','10.2','delay','/boot/kernel/kernel kern.hz=10000');
 INSERT IGNORE INTO os_boot_cmd VALUES ('Linux','9.0','linkdelay','linkdelay');
 
 INSERT IGNORE INTO emulab_indicies (name,idx) VALUES ('cur_log_seq', 1);

sql/updates/4/496

+#
+# Updates to os_boot_cmd table.
+#
+use strict;
+use libdb;
+
+sub DoUpdate($$$)
+{
+    my ($dbhandle, $dbname, $version) = @_;
+
+    DBQueryFatal("REPLACE INTO os_boot_cmd VALUES" . 
+		 " ('FreeBSD','10.2','delay','/boot/kernel/kernel kern.hz=10000')");
+
+    return 0;
+}
+
+1;