Published on 2021-06-29.

* chore(common): bash version for run-required-test-builds.sh  (#5268)
* chore(common): Add YouTube links to Keyman 14 features   (#5285)
* fix(common/models): predictive-text engine use of NFD input  (#5286)
* feat(common/core/web): engine correction-prep optimizations  (#5352)
* change(ios): setText now uses JSON serialization  (#5333)

* Minor fixes and performance improvements