[clearview-dev] ipmp ifconfig bugfixes, continued

[Peter Memishian]

Some more issues uncovered through testing and code review.  In
particular, clearing IFF_DUPLICATE can only be done through SIOCSLIFADDR,
not SIOCSLIFFLAGS.

     http://zhadum.east/ws/clearview/clearview-ipmpdev/webrev/

-- 
meem