Update utilities.js

[macparadeis]

Update utilities.js to conform to style guidelines, especially regarding line length and wrapping and function headers

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name: Pull request template
about: GenderMag Recorders Assistant project

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• What does this implementation fix? Explain your changes.
  This updates utilities.js to conform better to the published style guidelines. This included adding and updating function headers for consistency, as well as making sure each line stays under the 80 character limit. There was also occasional removal of old code snippets and redundant comments.
• Does this close any open issue? (Give issue id from issue tracker)
  This addresses issue Clean up utilities.js #163, which deals with refactoring to conform to style guidelines.
• Include any related logs, error, output file etc.
  No logs or output files were produced
• Did you test on Mac and Windows?
  This was intended to fix documentation, functionality should not have changed.
• Did you test the full GM process and verify that the code does not contribute any unexpected errors/bugs?
  No functionality changed, so it was not tested.
• Did you follow the style guidelines and verify that the code does not have any incorrect formatting?
  Yes, that was the primary purpose
• If possible, provide a screenshot of the functionality.
  No functionality changes were made.
• Any other information?
  No additional information.