mostly Org-mode math hack
add an interesting and useful article about SCRATCHPAD

from BYTE, 1979
wiki/lisp-machine clean up
wiki/lisp-machine add lots of links
misc updates
reconstruct wiki/axiom-mail-list
add axiom-mail-list explain axiom's interpreter changes to lisp
add fricas-maillist to explain boot and shoe,

and future plan of rewrite interp in spad
add my opinion on axiom/fricas/open-axiom interp differents
add fix of Org-mode problems