renamed index
define for hardware
remove type info from cell, fix multi-target
gdb init code for rake debug
linker flag fixes
exposed creating programs in interpreter.h made use of that in main
no more tags in cells

Arbitary length sequence support on stack dropped. Vector data will
always be in-mem, and referenced directly by address.  GC will be
necessary to reclaim anonymous data.
documented size defines
better naming of helper macros
beginnings of dictionary
fixed header deps in rakefile
two-arg form of DICT
partial Revert "fixed header deps in rakefile"

This reverts commit 6bcaaad82d28af34ca19be5673a0ea6dffc761b0.
made peek more general
endsub -> retsub
truefalse (aka "?") seems to work
agenda
fixed if quotatation, also moved some word definitions

... to header file, for use in other files
more tests
some lexing utils