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:: ALTER HELPLEVEL ::
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Syntax: A(LTER) H(ELPLEVEL) [ 0 | 1 | 2 ]

Sets the helplevel. New users should have helplevel 2 with full prompts.
File "msg/cnew.<lang>" will be shown to user. Experts use "0", the menu at the
prompt is switched off. With helplevel "1" the extended connect text is
switched off, but the menu will be shown like in helplevel "2".

Example:   A H 1    sets the helplevel to 1