Add commons module documentation
Add an .add() method to the MutableStructure class to update instances in place, similar to the .update() method of mutable mappings.
implement instance1 | intance2 capability (and also mutable_instance1 |= instance2)
Implement Mapping and MutableMapping interfaces in the data structure classes
New functions and methods to create Structures or nested collections from iterables of (address, value pairs). Documentation not yet up to date
Add repr() capability to Structure