remove DM_DATA_DIR; consistently use DM_STORAGE_DIR for deployment; remove sudo usage for CA creation and certificate generation

remove DM_DATA_DIR; consistently use DM_STORAGE_DIR; apply fix for different DS installation directory

remove DM_DATA_DIR; consistently use DM_STORAGE_DIR; introduce cat service configuration for development

changed dm_deploy_daq_web_service.sh to integrate with different host than storage service, changed the deploy/undeploy files not to override DM_DATA_DIR, removed creating data dir from dm_install_support.sh

Added users_last_update table, changed script to add record, added pagenotfound web page and modified web.xml configuration to display this page when resources are not found

fixed case where db account is the same as unix account; fixed db ownership problem for dev environment