eliminate crash in ipp-accelerated norm and mean functions (thanks to Matt Curfman and Aaron Kunze for the patch)
fixed hint type declaration
Merge pull request #2266 from vpisarev:ipp_norm_fix
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  fixed hint type declaration
  eliminate crash in ipp-accelerated norm and mean functions (thanks to Matt Curfman and Aaron Kunze for the patch)