Added Intl.ListFormat polyfill -- https://github.com/Financial-Times/polyfill-library/commit/bad3602e8fe9476657ac8b2aa82db87103146e52 Added Intl.DisplayNames -- https://github.com/Financial-Times/polyfill-library/commit/a2f06014cc782772b7e59e7a006c960d0bf3d3fd Added Intl.NumberFormat polyfill -- https://github.com/Financial-Times/polyfill-library/commit/e93e0cf730e4a960efa5ab4ee581b09f462c4d2b

Updated ResizeObserver polyfill to use the @juggle/resize-observer package -- https://github.com/Financial-Times/polyfill-library/commit/3b5ab8515f2f828bb9bf61e5475373950cd108d5 Updated Smooth Scroll polyfill to use the seamless-scroll-polyfill package -- https://github.com/Financial-Times/polyfill-library/commit/32a9eb5b424745fab3f9e7d9284733168f1b9ac3 Updated MutationObserver polyfill from 0.3.3 to 0.3.5 -- https://github.com/Financial-Times/polyfill-library/commit/2fec464d8d0555a50add5e6fd356361c495e4024