(so can't just be a number in the body) but it
can be in a meta tag or json item. then use
like gbsortby:products.offerPrice to sort the
search results (json objects) by that.
enough buf space. now we force it to allocate
a minimum of 32 slots to fix another bug where
it was re-allocating immediately upon adding a
key because growTable() is ALWAYS called if there
are less than 20 slots!