Scaling back to only supporting Camel "from" URIs has been done in this workspace:
http://anonsvn.jboss.org/repos/labs/labs/jbossesb/workspace/dward/JBESB_4_8_Camel_Gateway
, and the wiki page has been updated to match:
http://community.jboss.org/wiki/CamelGateway
There are a couple things I need to clean up before I merge it into trunk for ESB 4.9.