old version

mark a release because I change some words in base dicc

changes:
r now is r@

add:
0>> ... shift fill with 0
fill cfill ...fill mem with dwords/chars

a a> a+ a! a@ a!+ a@+... register a, for use like pointer to store or retrieve data from mem
b b> b+ b! b@ b!+ b@+... same as a

deprecate:
r+ r@+ r!+ rdrop
xfb >xfb xfb>
setxy px!+ px+! px@
paper cls