bump version to 1.2.0 and update release notes
mention #1705 in the release notes
mention #1709 in the release notes
mention #1638 in the release notes
mention #1696 in the release notes
Clarify a few of the UTI/localization changes
mention #1710 in the release notes
mention #1695 in the release notes
mention #1715 in the release notes
mention #1714 in the release notes
mention #1723 in the release notes
mention #1739 in the release notes