Release 3.8.1rc1 (r3_8_1rc1)

• Client: JACK support on Windows has been improved (#1718).
  (contributed by @jujudusud, @henkdegroot)

• Client: Rewrote multiple error messages to improve UX (#1568, #1732).
  (contributed by @ann0see)

• Client: Add custom directory servers to Connect Dialog (#1869, #1894).
  (contributed by @jp8)

• Client: Rearrange existing UI menu bar items (#1915, #1926).
  (contributed by @jp8)

• Bug Fix: Mute myself has been made more consistent (#1838).
  (contributed by @ngocdh)

• Bug Fix: Fix ampersand not being shown correctly on mixer (#1886, #1893).
  (contributed by @HughePaul, @ann0see)

• Bug Fix: A crash fix related to the way iOS handles sockets in idle mode (#1875).
  (contributed by @ngocdh)

• Server: A single click on the server application in the systemtray now opens the Jamulus Server main window (#1722, #1731).
  (contributed by @henkdegroot)

• Server: Jam Recorder's internal locking and initialization code has been made more robust (#1826).
  (contributed by @cdmahoney)

• Server: The list of servers registered on a directory can now be saved during directory restart. Use the new
  --directoryfile CLI option to use this feature (#1867).
  (contributed by @pljones)

• Server: Add link to website if a new version is available (#1980).
  (contributed by: @ann0see)

• Bug Fix: Remove incorrect version of headless .service file (#2009).
  (contributed by @ann0see)

• Client/Server: Add IPv6 support for direct connections (#1017, #1938).
  (contributed by @jardous, @softins)

• CLI: Re-order and refactor help for client/server validation (#1896).
  (contributed by @pljones)

• CLI: Jamulus now shows a link to the Website for translated content (#1759).
  (contributed by @henkdegroot)

• Android: Add close button on Android to enhance UX (#1763, #1876).
  (contributed by @ngocdh)

• iOS: Sound support, feature to allow switch between external device and the internal mic (#1875).
  (contributed by @ngocdh)

• MacOS: Keyboard shortcuts now also work on macOS (#1726, #1873).
  (contributed by @henkdegroot)

• Installer: Add zh_CN translation + for nsis win installer (#1922, #1954).
  (contributed by @BLumia)

• Documentation: Move Demos, description of inputs options to Knowledge Base (#603, #551).
  (contributed by: @pcar75, @gilgongo)

• Documentation: Add user experience section to CONTRIBUTING.md (#1885).
  (contributed by: @ann0see)

• Documentation: Create Server Admin Manual (#527).
  (contributed by: @gilgongo)

• Documentation: Update typo on links in compiling.md file (#1824).
  (contributed by @jujudusud)

• Documentation: Number range command line error messages reworded accurately (#1978).
  (contributed by @DavidSavinkoff)

• Website: switch to .po file format to make updating translations easier (various PRs)
  (contributed by: @ignotus666)

• Website: Removed edit button from wiki layout file (#576).
  (contributed by: @DevRish)

• Internal: Enable signing of macOS binaries (via build script and automatically via CI) (#1856, #1937).
  (contributed by @emlynmac)

• Internal: Added Apple Appstore licence waiver (#1874)
  (contributed by @ann0see, @pljones, @gilgongo)

• Internal: Add autobuild for Windows with JACK (#1829).
  (contributed by @henkdegroot)

• Internal: Document release process on contribute page (#1594, #592).
  (contributed by: @hoffie, @ann0see)