[dhcp] (11 commits) ...Merge branch 'f21'

[Jiří Popelka]

Summary of changes:

  5938016... dhclient-script: it's OK if the arping reply comes from our (*)
  5505bb7... 4.3.1 (*)
  991bd35... dhclient-script: PREINIT6: make sure link-local address is  (*)
  efdf4e7... dhclient-script: revert one older change (*)
  b81510d... dhclient-script: one more fix for #1129500 (*)
  df80176... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_M (*)
  cc14348... spec: use -D with 'install' (*)
  5bd17cb... - dhclient-script: IPv6 address which fails DAD is auto-rem (*)
  0bccfbc... Merge branch 'f21'
  4992026... dhclient-script: another improvement of add_ipv6_addr_with_
  e70cc70... Merge branch 'f21'

(*) This commit already existed in another branch; no separate mail sent