KB-PROMPT
=========

syntax: (kb-prompt <babylon-format-string>
                   {<babylon-format-arg> ...})

KB-PROMPT returns a dialogue with an input-request
and an input-field.
The input will be returned without being evaluated.
If you do not write anything into the field, then
NIL will be returned.

example: >(kb-prompt "What is your name?")
         Ben