Temporary change to linktest while we continue to debug; Always run linktest at level 3 if a mere user. Studly users still have control though. Note that errors are no longer mailed to user by linktest_control.
Temporary change to linktest while we continue to debug; Always run
linktest at level 3 if a mere user. Studly users still have control
though. Note that errors are no longer mailed to user by linktest_control.

Also moved duplicated code to get dbuid (and email address) to top of
file.

nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome,nmc-probe/emulab-nome