Git commits in Moodle 1.7.x by ericmerrill

commit 29249d96dce32e002b18ddc408b248b585f1728e
Author: ericmerrill <ericmerrill>
Date:   Thu, 04 Dec 2008 01:54:08 +0900
Tag:    v1.7.7

weblib: MDL-16293: background-color attribute stripped from html. Adding 'background-color' attribute to $ALLOWED_PROTOCOLS array so kses doesn't drop it.