* Fix excessive braking for slopes with realistic train braking.
* Fix incorrect infrastructure totals when overbuilding bay road stops with a different road/tram type active.
* Fix route step markers being rendered incorrectly with some fonts or when the zoom level is changed.
* Fix conflicts between company bankruptcy and manually triggered company sales, reduce delays before showing purchase company prompts.
* Fix crash when showing the maximum achievable speed estimate for trains of 0 mass.
* Fix crash which could occur with autoreplace failure news messages in some languages.
* Fix crash which could occur when adding plans in single player.
* Fix some industry NewGRFs having incorrect behaviour (when querying the closest industry of an invalid or non present type).
* Template-based train replacement:
* Fix incorrect template replacement error message when the template is not buildable.
* Show warning if template trains are not compatible with any rail type.
* Only apply the highest resolution sprites to use setting when the NewGRF supplies suitable fallback graphics.
* Add a setting to show the introduction year for train wagons.
* Add setting to show group hierarchy in vehicle names.
* Add routing restriction conditional on direction of order target from signal.
* Remove road vehicles during load which are uncorrectably invalid (i.e. when required NewGRFs are missing), instead of crashing.
* AI/GS script:
* Increase the maximum number of operations which scripts can use when saving the game.
* Add script functions to get and set inflation factors.
* Bump trunk base from commit ccb9d9988011725c1ff0d415af37efb99e2b0849 to commit 03552996395be4c468d64adc7a076e1b233f0d4c.
### v0.48.1 (2022-08-01)
* Fix various issues that could occur when attempting to disable infrastructure sharing when shared infrastructure is still in use.
* Fix crashes and other issues when removing a company would remove infrastructure which is in use by the train reservation of another company when realistic braking is enabled.