* Fix crash which could occur when loading older scenarios or savegames which do not already have a company.
* Fix crash which could occur when using the restart command after opening the save/load window.
* Fix crash which could occur when landing a helicopter at 180° rotated intercontinental airport.
* Fix aircraft landing at a 180° rotated intercontinental airport taxiing at the wrong height if the northernmost missing tile is at a different height.
* Fix road/tram type conversion when loading JokerPP v1.27 savegames.
* Fix rendering artefacts in colour news window viewports.
* Fix viewport map mode using the wrong colours when using extra-zoomed-in ground tile GRFs.
* Fix decimal settings not permitting typing a '-' character.
* Fix multiplayer clients printing spurious warning messages to the console.
* Fix cloning a vehicle with a name ending in a very large number resulting in the new vehicle having the wrong number in its name.
* Add setting to scale primary industry cargo production.
* Template-based train replacement:
* Fix editing a template not refitting the first engine and any articulated or rear engine parts.
* Fix templates using the wrong colouring scheme in various circumstances.
* Add console commands for conditional execution from game date.
* Allow AI/GS developers to reload GSs.
* Fix CMake looking for fctix on Apple patforms.
* Bump trunk base from commit 0a9aed052295a98f1c1438cf1fa05b9a7e6b6607 to commit b7851e51adf0fb0d39ed34a579cf6fe68d8949be.
### v0.39.1 (2020-11-28)
* Fix crash which could occur with very large numbers of orders per vehicle.
* Fix scrollbar functionality in schedule dispatch window.