* Releasing hotfix for json float values deserialization

* Fix issue with serialization of multiple empty strings.

* Fix relative HttpURI computation.
* Add inheritance mix for static/dynamic metaclass.
* Fix issue with moving object from resource root to object back and forth.
* Add better pythonic implementation of "behavior".
* Add more detailed messages for XMI deserialization.
* Pass to full f-strings.
* Add cache for resources.

Merge branch 'hotfix/fix-readme'

Merge branch 'hotfix/restructuredtext-readme'

* Fix README.rst

* Fix issue with ordered_set new version

* Fix issue with default value computation using "defaultValueLiteral"

* Fix issue with xmi ecore supertype references

* Fix issue with weird URI (``plateform:/``)
* Fix issue with computation of ``many`` feature

* Fix issue with None object serialization

* Fix change of container of an objet when the reference is single

* Fix Fix root element id not added to uuid_dict if its feature.ID is set