rtnl: add attr map to all messages
generic: nla length can not be less than 4
generic: small code cleanup
generic: add pack/unpack routines to nlmsg
iproute: module draft
netlink: remove redundant debug
netlink: support NLM_F_MULTI messages
common: support length limit in hexdump
test scripts update
netlink: pep8 issues
iproute: get_all_routes

and use AF_UNSPEC as the family by default
netlink: debug
common: new NLA decoding routine, t_hex
rtnl: use more clear fmt for t_ifstats[64]
iproute: handle multi AND single messages
rtnl: decode IFLA_AF_SPEC :: AF_INET

and prepare infrastructure for AF_INET6
iproute: do not include NLMSG_DONE into result

and move the module to new location
test scripts update
Merge branch 'send'