### Description
  
  
  #### Related issues
  
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  - #49 (to reference issues in the current repository)
  - strongloop/loopback#49 (to reference issues in another repository)
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  - None
  
  ### Checklist
  
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  Please mark your choice with an "x" (i.e. [x], see
  https://github.com/blog/1375-task-lists-in-gfm-issues-pulls-comments)
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  - [ ] New tests added or existing tests modified to cover all changes
  - [ ] Code conforms with the [style
    guide](http://loopback.io/doc/en/contrib/style-guide.html)