Lightweight bytecode interpreter

JeffBezanson 62e5c359d0 adding string.inc and string.dec ... moving string functions to their own file		2008-08-05 04:34:14 +00:00
femtolisp	adding string.inc and string.dec	2008-08-05 04:34:14 +00:00
llt	switched to 3-bit type tags for simpler checking	2008-08-05 01:43:12 +00:00