Changelog.md

+### Changelog
+
+Dates and release notes for all production releases of the Briar Desktop program. For the Android app see [its respective changelog](https://code.briarproject.org/briar/briar/-/wikis/changelog).
+
+### [0.1.1](https://code.briarproject.org/briar/briar/commits/main)
+
+2022-02-22
+
+* Update Briar core to [1.4.4](https://code.briarproject.org/briar/briar/-/wikis/changelog#anchor-144)
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