chore(release): 12.0.0 [skip ci]
chore(release): 12.0.0 [skip ci]

# [12.0.0](https://github.com/ideal-postcodes/postcodes.io/compare/11.1.0...12.0.0) (2020-06-22)

### Bug Fixes

* **a11y:** add title attributes to iframe elements and structure headings on page ([65ca5a3](https://github.com/ideal-postcodes/postcodes.io/commit/65ca5a3efaa53db39bb8263ed5cb5f45685a88ee))

### chore

* **Node:** Deprecate node 8, switch to node 12 LTS ([e8d211c](https://github.com/ideal-postcodes/postcodes.io/commit/e8d211c98bbc583061cfb8200a5d75c460cca7a7))

### Features

* **Data:** Update ONSPD, Open Names, SPD ([a92a91a](https://github.com/ideal-postcodes/postcodes.io/commit/a92a91a5a0ba76886c10fbc7016c3044ca073b87))

### BREAKING CHANGES

* **Node:** Node 8 no longer supported

ideal-postcodes/postcodes.io,ideal-postcodes/postcodes.io,ideal-postcodes/postcodes.io