Feature 220/Updated UG for v1.1

[fossell]

This PR updates documentation for new features included in v1.1. This PR closes #220.

• Do these changes modify the system output in any way? [No]
  
  If yes, please describe:
  

Pull Request Testing

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  Documentation has been built for this fork/branch on RTD and is viewable here.

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  Review content for errors. Suggest changes as needed. Suggestions can be done directly in PR files changed. RTD rendering available here for ease of reading.

• Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [Yes]

• Do these changes include sufficient testing updates? [Yes or No]
  N/A

• Will this PR result in changes to the test suite? [No]
  
  If yes, describe the new output and/or changes to the existing output:
  

• Please complete this pull request review by [Monday, July 17].
  
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[fossell]

@georgemccabe - I merged the changes in your branch. Would you mind approving and I'll merge?

[georgemccabe]

Looks good