Changes in version 2021-01-26                      

  - Adds getExposures and getOutbreaks. These functions retrieve data
    from Exposure and Outbreak objects, respectively.
  - Adds getExposureAttribute and getOutbreakAttribute. These retrieve
    data related to an exposure or an outbreak.
  - Adds tibble as a new import.
  - Removes the attribute property from the data returned with
    getExposures, getCases, and getOutbreaks.
  - Updates the Salesforce API version to v50.0.
  - Updates the DESCRIPTION file to show the project URL and BugReport
    links.
  - Updates the function reference with consistent wording across
    similar functions.

                 Changes in version 0.1.0 (2021-02-11)                  

  - Adds getDBLabels. This function allows users to specify field labels
    in the columns parameter of getExposures, getCases, and
    getOutbreaks. Addresses #2.
  - Corrects spelling errors in R error messages.
  - Fixes a bug where dplyr::select() throws an error on queries that do
    not return results.
  - Updates the default value of the to parameter in getCases and
    getExposures to Sys.time().
  - Updates the data returned with getCases to a tibble.