Fix Login and http status codes exceptions

+ Fixed _result_cache in QuerySet

+ Fixed __getitem()__ to have coherent response on slice and to use _result_cache if possible
+ Reimplemented CacheIterator __iter__() to support multiple owners in single thread

Fix portal_meta_data list/iterator

No regression test test_inputs.py test_session_providers.py test_util…

…s.py

CacheIterator with negative index + No regression test

fix typo in ClarisCloudSessionProvider: clarid_id_password

fix None slice stop index search in CacheIterator

README.md

README.md

README.md