LU-6142 lnet: replace white spaces with tabs for LNet core

LU-6142 lnet: replace white spaces with tabs for LNet core

This work converts all the remaining white spaces left
in the LNet layer to the proper tab format. Fixed all
space prohibited warnings reported by checkpatch. Any
other space issues reported by checkpatch are also
addressed for the code that was retabbed.

Test-Parameters: trivial

Change-Id: I12589439c9532d1d3989deee00aa68c29f84db85
Signed-off-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-on: http://review.whamcloud.com/19975
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-by: Frank Zago <fzago@cray.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>