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**What does this change do?**

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    Changes all Foos to Bars.
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**Is it related to an exisiting bug report or feature request?**

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    Fixes #69.
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**Pre-merge checklist**

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-   [ ] I've read [CONTRIBUTING.md]
-   [ ] I've rebased my changes against the current HEAD of `origin/master` (if necessary)
-   [ ] I've added new test cases to verify my change
-   [ ] I've regenerated toml.hpp ([how-to])
-   [ ] I've updated any affected documentation
-   [ ] I've rebuilt and run the tests with at least one of:
    -   [ ] Clang 8 or higher
    -   [ ] GCC 8 or higher
    -   [ ] MSVC 19.20 (Visual Studio 2019) or higher
-   [ ] I've added my name to the list of contributors in [README.md](https://github.com/marzer/tomlplusplus/blob/master/README.md)

[CONTRIBUTING.md]: https://github.com/marzer/tomlplusplus/blob/master/CONTRIBUTING.md
[how-to]: https://github.com/marzer/tomlplusplus/blob/master/CONTRIBUTING.md#regenerating-tomlhpp
[README.md]: https://github.com/marzer/tomlplusplus/blob/master/README.md