remove cruft
Provide a more stringent check of atom add.
Automate pointer resolution in handles
remove un-needed call
Fixup the atomspace benchmark
change index to use UUID

That should allieviate some excess copying
try to automate setting of the handle resolver
simplify handle usage.

This results in a bunch of different cleanups of all kinds.
NLP/WSD: remove old atomspace hacks.
fix bad access method
convert print strings into something human-readable
atom printing fix
atomspace bug fix: resolve handles during check

Make sure all pointers are resovled before checking them.
pattern match: add some debug printing.
fix float-point compare tests

converting between confidence and count in single-precision
really wallops the decimal digits badly.  I wonder if we should
be use duble precision for this stuff, now.  I mean, all cpus
are 64-bit, these days, eh?
Merge pull request #325 from linas/reindex

more atomspace refactoring