[RAS] ACIS::APU and the mail_user parameter

[Thomas Krichel]

  Ivan Kurmanov writes

> For example, I see that the research profile search would send an
> email to admin in case it found any new suggestions.
> 
> It would also send a mail to the user, if mail_user were non-empty,
> but it is always empty.

  It has to be set on invocation. I have been paranoid about sending
  mail to users while I test APU. Remember I needed to build in 
  learning into APU. Therefore I added this parameter to make sure
  that only if the parameter is set, mail will be sent.


  Cheers,

  Thomas Krichel                    http://openlib.org/home/krichel
                                      http://authorprofile.org/pkr1
                                               skype: thomaskrichel