Kiali-client

11 - Support new test cases: Workload Application Istio

Additions
- KIALI-1487 - Add Applications Support

Release on Pypi
- https://pypi.org/project/kiali-client/0.4.7/ (`pip install kiali-client==0.4.7`)

Additions
- Updated Client to support cafile
- Updated the documentation

Release on Pypi
- https://pypi.org/project/kiali-client/0.4.6/ (`pip install kiali-client==0.4.6`)

- Included Workload Methods

- Beautify Pypi Documentation

- Adding Istio Methods
- Readme updated