Release 0.9.3

This release improves memory usage quite a bit, by defining Proxy handlers just once and re-using them.
It also removes the node:crypto dependency, this is now available by default. This allows you to use jsontag as an esm module from a cdn.
It also fixes missing clone and Link functions in the browser.js

Release 0.8.0

Renamed 'interval' to 'duration', to follow the ISO8601 specification
Made format of range explicit: '"' '[' number? ',' number? ']' '"'
Added parsing rules for all type names.
Added test for these parsing rules.

Release 0.7.1

Added fast and streaming handbuild parser.

New Release

lots of small fixes

Release 0.5.1

adds exceptions when trying to setType or setAttribute on literal values.