doc: vlserver manpage fixes

doc: vlserver manpage fixes

 - Indent synopsis formatting

 - Add missing options -trace, -noauth, -smallmem, -rxmaxmtu,
   and -syslog

 - Fix some formatting typos in the synopsis

 - Document the -db alias by putting it next to the -database option,
   separated by a pipe "|"

Change-Id: I4c84baf53d346cb47416cb2843e8b7de2437d147

vlserver: -database option

Change-Id: I7f5539aeebee71441a3901a183033fac05fa411f
Reviewed-on: http://gerrit.openafs.org/10400
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>