Mon Jan 28 22:33:21 CET 2013

Fixed const

Loop indices are now added only to structured types.

EDIT: Remaining question is: what is better, the 'const' notation, or
the dual approach, setting everything to const by default and using a
'multiple' notation?  For now it seems more meaningful to use const.
I.e. constants are more "important" because their values have more
global effect.  Default is local scope.

It would be nice to have a const operator that knows what the
structure is we're iterating over.  Use syntax parameters here.

Actually, when everything is a vector, 'const' really doesn't need an