v1.9.5

Fix

• Handle and raise if KeyError rather than possibly cause redirect loop (96b9c4e)
• Add test for refresh_token method with corrected typo (f6d1d1c)
• Reorder import statements to keep isort happy (5d47373)
• Add error handling for missing session data in cognito_login_callback (c803f96)
• Correct typo in Config class docstring (47cec84)
• Correct typo in exchange_refresh_token method name (1058136)