Only show message if fbone user exists

src/freedombone

@@ -363,8 +363,10 @@ setup_final
 echo ''
 echo $"${PROJECT_NAME} installation is complete."
 echo ''
-echo $'The default fbone user will be deleted when the system restarts.'
-echo $'Next time you login use the username you gave during the install.'
-echo ''
+if [ -d /home/fbone ]; then
+    echo $'The default fbone user will be deleted when the system restarts.'
+    echo $'Next time you login use the username you gave during the install.'
+    echo ''
+fi
 
 exit 0