Updates for BFD mibs.
Fix for FreeBSD9 losing mib-modules list because of missing NL in sed input.
Merge branch 'V5-6-patches' into V5-7-patches

* V5-6-patches:
  Updates for BFD mibs.
nba suggests --enable-silent-libtool
Merge branch V5-7-patches into V5-7-travis