LU-3467 target: unified transaction callbacks

LU-3467 target: unified transaction callbacks

Use common transaction callbacks to update last_rcvd
in target

Signed-off-by: Mikhail Pershin <mike.pershin@intel.com>
Change-Id: Ib10d0b958fd9f09753246c85f272e1f917069d01
Reviewed-on: http://review.whamcloud.com/7330
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Tested-by: Jenkins
Reviewed-by: Fan Yong <fan.yong@intel.com>
Tested-by: Maloo <hpdd-maloo@intel.com>