- Fix: Warn OpenGFX users when they are using a base set that misses sprites (r20566)
- Fix: Wrong tooltip for the company select button in the AI debug and performance rating windows [FS#4053] (r20556, r20555)
- Fix: In old savegames aircraft can have an invalid state (r20528)
- Fix: Make it possible to properly assess the length of the rail toolbar caption, don't require '{WHITE}' control codes (r20242)
- Fix: Check for disallowed level crossings also when converting rail (r20237)
- Fix: Haiku uses a 'special' location for headers (r20219)
- Fix: Desync due to (temporary) wrong railtype; when loading a savegame the railtype of some (high ID) trains could be wrong [FS#3945] (r20137)
- Fix: Compilation for NetBSD [FS#3809, FS#3840] (r19853, r19781)
- Fix: Drawing fallback sprites for unavailable NewGRF waypoints failed (r19852)
- Fix: Ensure that both texts of the NewGRF gui download button fit (r19823)
- Fix: Kicking clients by IP did not work [FS#3784] (r19818)
- Fix: Compilation with MinGW GCC 4.5.0 and UNICODE (r19787)
- Fix: Crash of a dedicated server if the null blitter is overridden and (after a while) there is no company 0 on new year anymore [FS#3749] (r19664)
- Fix: In rare cases, update of signals could be missed (r19663)
- Fix: Various improvements of command handling, missing error messages (r19658, r19657, r19656, r19655, r19654, r19637, r19633, r19621, r19616, r19605, r19604)
- Fix: Sorting industries by production was broken for NewGRF industries (r19538)
- Change: Do not print the absolute path to AI script files in the AI debug window, use the relative path from /ai/ instead (r19166)
- Change: The Debian packaging; bring it in sync with the packaging used at Debian excluding package splitting (r19162)
- Fix: Buoys are no Stations, only BaseStations (r19174)
- Fix: Under some circumstances timidity (via extmidi) would not shut down properly causing all kinds of trouble (e.g. blocked audio output). Try harder to shut down timidity and first shut down the music so shut down order is the inverse of initialisation order (r19168)
- Fix: Industry 0 could be choosen even if not available [FS#3631] (r19167)
- Fix: Vehicle running costs should not be changed in a running game [FS#3629] (r19165)
- Fix: Invisible depots draw the track, so also draw the overlays (r19154)
- Fix: PBS reservation was drawn incorrectly for depots (r19153)
- Change: Move home directory to a better place in Haiku [FS#3625] (r19151)
- Fix: [v]seprintf should return the number of added characters excluding '\0' on truncation [FS#3627] (r19149, r19148)