User-friendly reminder about config file during setup.

config

 export GIT_COMMITTER_EMAIL="your.email@your-anonymous-provider.com"
 export GIT_AUTHOR_NAME="YOUR NAME"
 export GIT_AUTHOR_EMAIL="your.email@your-anonymous-provider.com"
-export TZ=UTC # obscure real timezone by setting to UTC
+export TZ=UTC # obscure real timezone by setting to UTC - you can leave this

gitnonymous-setup

   chmod 755 "${sshwrapperfile}"
   echo "-> Creating config file '${configfile}'."
   cp ${dir}/config "${configfile}"
+  echo
+  echo " *** You should now edit '${configfile}' and set your own username and email. ***"
+  echo
 fi