ME: added a quick fix code will be refactored in the next commits
ME: refactored clone api endpoint and added a test for it
ME: WIP accessing endpoint now clones xform using serializer save method
ME: when a form is cloned, the cloned xform data is returned
ME: added clone API endpoint test in text_xform_viewset.py that pass
ME: added documentation for clone endpoint functionality
ME: used flakek8 to correct code constructs
ME: added a quick fix code will be refactored in the next commits
ME: refactored clone api endpoint and added a test for it
ME: WIP accessing endpoint now clones xform using serializer save method
ME: when a form is cloned, the cloned xform data is returned
ME: removed unresolved git syntax on xform_viewset.py
ME: corrected complains triggered by flake8 and edit the forms API documentation
UK/ME: test for mixed case create organization and user profile - lowercase
Revert "UK/ME: test for mixed case create organization and user profile - lowercase"

This reverts commit d6b51863e3a84903aed80d0bd3b2a4e918134dda.
ME: added a cases insensitive checker and a failing test case for it
ME: added functionality to check username is unique and case insensitive
ME: solved flake8 issues
ME: added username validation in user_profile_serilizer.py
ME: added organization name validation in organization_serilizer.py