* better ranal error message on FMA CQ overflow

*   better ranal error message on FMA CQ overflow

*   fixed socknal modparam that should have been RO under /proc or /sys

*   skip the loopback interface in ptl_set_ip_niaddr() when no interfaces have
    been specified.

*   #if 0 out the 'allow_destination_aliases' portals module param.  It's too
    hard to describe to punters.

*   change the meaning of the 'implicit_loopback' portals module parameter to
    be more precisely just that.

*   don't fail when adding a duplicate route; just ignore it.