anchor.diff:  required, and then needs to be uploaded to the data store. You can do this using
   the following command line.
   
  -[source, shell]
  +[source,shell]
   ------------------------------------------------------------------------
   grr_config_updater upload_python --file=myfile.py --platform=windows
   ------------------------------------------------------------------------
  
positive.code: Packed to /usr/share/grr/executables/windows/installers/GRR_2.5.0.4_amd64.exe
  
  ## Uploading
  Uploading Windows amd64 binary from /usr/share/grr/executables/windows/installer
  s/GRR_2.5.0.4_amd64.exe
  Uploaded to aff4:/config/executables/windows/installers/GRR_2.5.0.4_amd64.exe
  db@host:$
  --------------------------------------------------------------------
  
negative.code: These keys can be generated using the config_updater script normally installed
  in the path as grr_config_updater using the generate_keys command.
  
  [source,shell]
  --------------------------------------------------------------------
  db@host:$ sudo grr_config_updater generate_keys
  Generating executable signing key
  