cwebber/guile-prescheme: A port of Pre-Scheme from Scheme 48 to Guile @ hall

sklonowany z flatwhatson/guile-prescheme

Andrew Whatson 92c5c34884 Add define-record-type emulation		2 lat temu
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core.scm	92c5c34884 Add define-record-type emulation	2 lat temu
spec.scm	6b2f813725 Initial prescheme emulation support	2 lat temu