Show environment

This api offers the interface to show environment.
The environment dict will be returned.
---
tags:
  - Envs
definitions:
  Environment:
    type: object
    properties:
      creds_name:
          $ref: '#/definitions/Name'
  Name:
    type: dict
responses:
  200:
    description: Show environment
    schema:
      $ref: '#/definitions/Environment'
    examples:
      "DEBUG FLAG": "false"
      "INSTALLER": "compass, 192.168.200.2"
      "POD": "unknown_pod"
      "SCENARIO": "os-nosdn-nofeature-noha"
      "STATUS": "ready"