1. Allow lines like this:
:lisp (defun $atom_parts (x)(cons '($SET) (newvar x)))
to be in a batch file. The occasional quick patch in lisp could then
be inserted into the maxima file.
2. When echoing material from a batch file, echo the lines, not
some displayed version. e.g. I don't really want to see the program
echoed verbosely with stuff like
a
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b