Form.Switch Component complains about required key

[tehsis]

Describe the bug

When using Form.Switch component, the following warning is shown in the console:

 Warning: Each child in an array or iterator should have a unique "key" prop.
      
      Check the render method of `Switch`. See https://fb.me/react-warning-keys for more information.
          in styled.input (created by Switch)
          in Switch (created by Context.Consumer)
          in div (created by styled.div)
          in styled.div (created by Context.Consumer)
          in div (created by styled.div)
          in styled.div (created by Context.Consumer)
          in Form Field

Cosmos version:
0.10.1