this script is intended to be run by a cronjob in $timeinterval and will
  automagically remove the report if send is succesful.

Signed-off-by: Stefan Kloepping <nothalpha@c3pb.de>

Signed-off-by: Stefan Kloepping <nothalpha@c3pb.de>

Copied from https://github.com/freifunk-gluon/packages/commit/341bb49b201ee734dbf842713b45e1d56ffaf517

This makes debugging a lot easier and you cannot forget to redirect the output
because this happens automatically.