Add release notes for 1.14.9

Author: patricklodder

doc/release-notes.md

@@ -0,0 +1,46 @@
+Dogecoin Core version 1.14.9 is now available from:
+
+  <https://github.com/dogecoin/dogecoin/releases/tag/v1.14.9/>
+
+This is a new minor version release that contains important bugfixes. Dogecoin
+users on any platform are strongly recommended to upgrade.
+
+Please report bugs using the issue tracker at GitHub:
+
+  <https://github.com/dogecoin/dogecoin/issues>
+
+To receive notifications about updates, subscribe to the release mailing list:
+
+  <https://sourceforge.net/projects/dogecoin/lists/dogecoin-releases>
+
+
+Compatibility
+==============
+
+Dogecoin Core is extensively tested on Ubuntu Server LTS, macOS and Windows.
+Minimum OS compatibility can be found [in the INSTALL guide](../INSTALL.md).
+
+Notable changes
+================
+
+Important updates have been added that solve upstream bugs from Bitcoin Core
+and Namecoin Core that were inherited by Dogecoin Core.
+
+Known Issues
+=============
+
+Compiling on FreeBSD 14.1 may cause an error with endian-specific functions. See
+<https://github.com/dogecoin/dogecoin/issues/3673> for a full description and
+workaround.
+
+Credits
+=======
+
+Credit goes to all awesome contributors to this release, alphabetically:
+
+* Chromatic
+* Dakoda Greaves
+* Daniel Kraft
+* Niklas Goegge
+* Michi Lumin
+* Patrick Lodder