Author: Kev <klmitch@mit.edu>

Log Message:

Now fully tested (including the iauth routing): Extension queries and
replies.  Changes on top of Entrope's fixes (sorry) include swapping
order of findNUser() and FindNServer() in ms_xreply() so that responses
can reach users and logging extension queries that get sent to us.

git-svn-id: file:///home/klmitch/undernet-ircu/undernet-ircu-svn/ircu2/branches/u2_10_12_branch@1934 c9e4aea6-c8fd-4c43-8297-357d70d61c8c