load app variables before upgrade

src/freedombone-utils-setup

         if [[ $? != 0 ]]; then
             function_check app_is_installed
             if [[ "$(app_is_installed $a)" == "1" ]]; then
+                app_load_variables ${app_name}
                 APPS_COMPLETED+=("${app_name}")
                 function_check upgrade_${app_name}
                 upgrade_${app_name}