Download the new version of the module .tgz and place on simulistics.com, e.g. in the home directory, i.e. our top level directory
unpack the module tgz file, e.g. tar -zxf sitedoc-5.x-1.7.tar.gz
Take Drupal offline if it will inot mpinge on users, Admin -> Site maintenance
delete the old module from /simulistics.com/drupal/sites/all/modules
mv (move) the unpacked new module to /simulistics.com/drupal/sites/all/modules, e.g. (uiserver):u45169214:~ > mv sitedoc simulistics.com/drupal/sites/all/modules