Rewrote code to download files to check internet connnectivity, and back-up files before downloading in case download fails.
Changes to cliappmenu.sh.
Changes to file/module add/remove/update/back-up functions.
Changes to file/module add/remove/update/back-up functions.
More fixes for rewritten upgrade functions.
More fixes for update/upgrade functions.
f_menu_item_process fix bug in command eval.