MFC: 1.97, 1.98. 1.106 (partial)
MFC: 1.97, 1.98. 1.106 (partial)

- Add if_arl_load, if_ath_load, if_axe_load, if_aue_load, if_cs_load,
  if_cue_load, if_gem_load, if_hme_load, if_le_load, if_nve_load,
  if_rue_load and if_udav_load to the Networking drivers section.
- Remove trailing whitespace in the description of the kern.nbuf entry.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase