Proxy oneview client issue 240

[alisha-k-kalladassery]

Description

Solves oneview client connection issue when proxy is passed

Issues Resolved

Check List

• [ ] New functionality includes testing.
  • [ ] All tests pass for Python 2.7+ & 3.4+($ tox).
• [ ] New functionality has been documented in the README if applicable.
  • [ ] New functionality has been thoroughly documented in the examples (please include helpful comments).
  • [ ] New endpoints supported are updated in the endpoints-support.md file.
• [ ] Changes are documented in the CHANGELOG file.