LU-6142 lnet: remove last of the typedefs from LNet core

LU-6142 lnet: remove last of the typedefs from LNet core

Change the remaining typedefs in LNet core to proper structures.
Several other style changes to fix checkpatch issues with code
impacted by typedef change.

Test-Parameters: trivial

Change-Id: Ic72b31698d1b1e7c612181a50aa7fa921fd417d7
Signed-off-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-on: https://review.whamcloud.com/29847
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Doug Oucharek <dougso@me.com>
Reviewed-by: Sonia Sharma <sonia.sharma@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>