Changes in version 0.1.6.9000                      

  - Updates to documentation.

  - Improvements to API key handling so that API keys are checked for on
    package load.

  - Increased test coverage

  - Creation of generic download function to ease code maintenance

  - Tweaks to error messages

                 Changes in version 0.1.6 (2018-08-23)                  

  - Fixed #1, where ifelse() stripping attributes from variables caused
    errors in fixer_historical() (thanks @mhasanbulli).

  - Added error messages to fixer_convert() for amounts >=100,000 and
    <=0.

  - Added conversion from UNIX time to yyyy-mm-dd HH:mm:ss for
    fixer_convert().

  - Improved date handling in fixer_fluctuation() and
    fixer_time_series().

  - Increased test scenarios.

                 Changes in version 0.1.5 (2018-05-04)                  

  - Fixed bug with fixer_convert() data parameter.

  - Improved code coverage and documentation

  - fixer_account_type() now sets account type as "free" unless "paid"
    is used as a parameter, rather than giving an error.

                        Changes in version 0.1.4                        

  - Fixed account type missing bug with HTTPS

                        Changes in version 0.1.3                        

  - Removed need to declare account type

  - Fixed error that broke entire fixer_convert() function

                        Changes in version 0.1.2                        

  - Included proper citation information

  - Fixed some spelling mistakes and improved clarity of vignette text

                 Changes in version 0.1.1 (2018-04-06)                  

  - Fixed name and description to comply with CRAN policies.

                        Changes in version 0.1.0                        

  - First package release.

  - Added a NEWS.md file to track changes to the package.