simplify PreserveStorage and NoProtectStorage
easier omposition of api types, templated by a class and not a template
easier omposition of api types, templated by a class and not a template
NoProtectStorage is a class, not a template
fixed convcersion operator
rm usless branch
use correct variable
not redefining operator SEXP in StretchyList
correct variable name
rm uses of get__ and set__
dealing with ambiguities
CDR macro needs SEXP
StretchyList operator SEXP
rm commented code in MatrixRow and MatrixColumn.