more keywords; hl symbol-at-point in the output

would be nice to highlight any members of LIST-at-point,
but probably need to cache all lists then :-/

git-svn-id: svn+ssh://beta.visl.sdu.dk/usr/local/svn/repos/visl/tools/vislcg3/trunk@10255 cb2587b3-b7ff-0310-8c81-a2a651690ada
cg--file now buffer-local everywhere, so grab it before burying buffer


git-svn-id: svn+ssh://beta.visl.sdu.dk/usr/local/svn/repos/visl/tools/vislcg3/trunk@10256 cb2587b3-b7ff-0310-8c81-a2a651690ada