0.7.3 (2009-10-01)
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- Fix: [NewGRF] Crash when trying to build an industry that has no industry layout defined [FS#3233] (r17638, r17633)


0.7.3-RC2 (2009-09-24)
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- Update: Documentation about bug reporting and known bugs (r17554)
- Fix: When a command did not fail in test run and failed in execution run, error message was not set. Affects only few commands (r17607)
- Fix: [NewGRF] Crash when defining the same tile in a tile layout twice [FS#3218] (r17605)
- Fix: Vehicle image was not always updated when needed (r17594)
- Fix: [NoAI] Could not query the size of small airports when they could not be build anymore [FS#3212] (r17591)
- Fix: Erroneous message about changing the difficulty level [FS#3220] (r17588)
- Fix: Assertion triggered when the second vehicle in a 101+ (or 11+ if mammoth trains is disabled) vehicle free wagon chain is an engine and the first vehicle is moved to another chain [FS#3208] (r17576)
- Fix: [NewGRF] Memory leak when viewing the NewGRF settings of a server (r17563)
- Fix: [NewGRF] The NewGRF settings of (remote) network games did not get properly updated when the NewGRFs were rescanned causing reading of freed data [FS#2972] (r17562)
- Fix: [NewGRF] Close the "Add NewGRF" window when you close the "NewGRF Settings" window. The add window has a pointer to the settings which means that not deleting it would cause dereferencing an already freed pointer [FS#3206] (r17559)
- Fix: Vehicles waiting for their time table did not load anymore after their initial load was completed [FS#3201] (r17551)
- Fix: Aircraft were given an unfair advantage in station rating calculations (r17550)
- Fix: [NewGRF] Sign extending of profit calculation did not work (r17546)
- Fix: [NoAI] AIs had "infinite" time when running code from the global scope [FS#3202] (r17545)
- Fix: [NoAI] Crash when doing commands in the "global" scope [FS#3202] (r17544)


0.7.3-RC1 (2009-09-13)
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- Add: [NoAI] AITown::GetLastMonthTransportedPercentage and AIIndustry::GetLastMonthTransportedPercentage (r17294)
- Add: [NoAI] AICompany::Get/Set PresidentGender (r17016)
- Add: [NoAI] AIEngine::GetDesignDate (r17014)
- Add: [NoAI] AIStation::GetConstructionDate (r17012)
- Add: [NoAI] AIAbstractList::SORT_ASCENDING / SORT_DESCENDING (r17005)
- Change: [NoAI] AITown::GetLastMonthProduction now returns the same value as AITown::GetMaxProduction (r17293)
- Change: Mention the MD5 checksum of the original NewGRF in the 'saveload failed horribly'-error message and make it more clear that the filename is of the current NewGRF [FS#3139] (r17267)
- Change: Make overbuilding the front tile of a road station/depot with road consistent with overbuilding the front tile of tunnels/bridges [FS#2802] (r17239)
- Change: Improve error output on missing or corrupt files (r17238)
- Change: [Unix] Only use colorized error output on interactive terminals (r17227)
- Change: [NoAI] Crash an AI when it uses a DoCommand / Sleep instead of just printing an error message in the AI Debug Window [FS#2980] (r17223)
- Change: [NoAI] When the API requests a string as parameter allow every squirrel type and convert to a string [FS#3101] (r17221)
- Change: Make strgen warn if the translation uses STRINGn or RAW_STRING instead of STRING (r17137, r17129)
- Change: [NoAI] Load the API before compiling an AI script so AIs can subclass API classes and use API constants as part of their own constants (r17043)
- Change: Add notion of Ctrl+Click in the tooltip for Loan borrow/repay buttons [FS#3066] (r16979)
- Change: [MSVC] Make all language files depend on english.txt (r16975)
- Change: There is no point in not randomising engine introduction-date before 1922. Instead disable the randomisation for the first two years after game-start, so you do not have to wait for the first engine (r16929)
- Fix: [Squirrel] In some cases the call stack would not be cleaned up properly during crash handling. Occasionally this causes asserts to be triggered or crashes [FS#3189] (r17515)
- Fix: When loading GRFConfigs from ini file, validate them wrt. duplicate GRF IDs [FS#3197] (r17510)
- Fix: When building a part fails during cloning, sell what was already cloned instead of leaving it 'for free'. Also make cloning multiheaded trains possible with with 'max - 1' vehicles existing [FS#3196] (r17509)
- Fix: [NoAI] The wrong value was restored to SetAllowDoCommand possible resulting in an AI that was not allowed to do any actions (r17500)
- Fix: Road vehicles could get lost when the prelimiary destination (for the pathfinder heuristics) is unreachable [FS#3188] (r17491)
- Fix: When building roads is not allowed for town, then do not build the initial piece either [FS#3173] (r17444)
- Fix: Destruction of depots did not remove any vehicle lists related to the depot, causing windows pointing to deleted depots and (thus) crashes [FS#3180] (r17442)
- Fix: Economy recession would never end when economy is set to Steady while in recession (r17426)
- Fix: The index of orders loaded from old savegames was owerwritten with an unitialized value (r17419)
- Fix: Incomplete check on validity of industry type when building industries (r17413)
- Fix: [Squirrel] Guard against Squirrel stack overflows (r17403)
- Fix: [NoAI] During every save a few slots on the Squirrel stack were leaked (r17402)
- Fix: [NoAI] Several AITile::* functions did not check whether their parameters were valid (r17378)
- Fix: Memory leak when trying to bankrupt the local company, other minor improvements of bankruptcy (r17342, r17341, r17340)
- Fix: Not all non-ASCII characters were entered with escapes in the About window (r17309)
- Fix: [NoAI] AIRail::RemoveRailTrack returned ERR_PRECONDITION_ERROR for road/rail-crossings (r17307)
- Fix: [NoAI] Reloading an AI started a new AI in the first available company slot causing other AIs to be started [FS#3153] (r17298)
- Fix: [NoAI] AITown::GetLastMonthTransported did not work as documented at all, make it return what AITown::GetLastMonthProduction did (r17293)
- Fix: Crash after upgrading base graphics set when opening the game options menu and you were using the upgraded set [FS#3147] (r17291)
- Fix: [Squirrel] Stack was not always cleared properly with tail recursion (r17284)
- Fix: [Squirrel] Calling a function that has default parameters with not enough parameters can cause a crash (r17273)
- Fix: Other tunnel end not shown if building rail tunnels and the first railtype is not available yet [FS#3141] (r17251)
- Fix: [NoAI] AIs that crashed during Save() were not killed as they should [FS#3134] (r17231)
- Fix: [NoAI] Do not assert when an AI uses AI*Mode objects incorrectly but crash the AI instead (r17230)
- Fix: Remove the (deprecated since 2006) Encoding entry from the openttd.desktop file (r17226)
- Fix: With time tables vehicles would stay in the 'loading' state after they have finished loading [FS#3129, FS#3130] (r17222)
- Fix: Do not ignore white space changes (e.g. alignment fixes) in the exporter (r17220)
- Fix: [NoAI] IsRoadTypeAvailable(GetCurrentRoadType()) was not a precondition for several AIRoad::* functions (r17203)
- Fix: [NoAI] Do not say you are building a depot when you are actually building a station (API docs typo) (r17201)
- Fix: Accept monthly production values in the scenario editor [FS#2406] (r17198)
- Fix: [Squirrel] FPE when an AI tried to do '% 0' (r17195)
- Fix: [NoAI] Guard the valuator against 'external' modifications of the valuated list which could cause it to go into an infinite loop [FS#3124] (r17193)
- Fix: Do not return exit value of rm, but of the actual configure run (r17163)
- Fix: A stuck train could free the reservation of another train if it was reversed or did crash (r17152)
- Fix: A train entering a PBS section through a block signal could cause a train crash if another reservation ending at a safe tile was already present in the section [FS#3104] (r17151)
- Fix: Update vehicle position cache when the vehicle sprite changes [FS#3060] (r17121)
- Fix: Mark industry tiles dirty when trigger are triggered (r17118)
- Fix: Squirrel_export.sh failed for some locales (r17109)
- Fix: Make restart command work again and make the help show how it works and how it does not work [FS#3092] (r17097)
- Fix: News message about ordered refits failing was not very clear [FS#3091] (r17096)
- Fix: Crash when renaming some stations [FS#3082] (r17078)
- Fix: RPM spec file failed for CentOS; apparantly their rpmbuild is pickier or so [FS#3024] (r17077)
- Fix: [NewGRF] Mark house tiles dirty when triggers were triggered (r17047)
- Fix: [NewGRF] Trigger house trigger 02 only for the north tile [FS#3085] (r17046)
- Fix: Graphical glitch with graph key [FS#3083] (r17041)
- Fix: '[bd]ash'-ism in configure [FS#3076] (r17026)
- Fix: Infinite recursion in content dependency checking [FS#3075] (r17015)
- Fix: Concatenating strings in Squirrel when non-ASCII strings were received from OpenTTD failed [FS#3074] (r17013)
- Fix: [NoAI] Documentation of AITile::LevelTiles was wrong (r17049)
- Fix: [NoAI] AIBridge::GetPrice returned incorrect values (r16986)
- Fix: Make it so that failing to generate many random towns in scenario editor returns a failing message [FS#3059] (r16977)
- Fix: The last manually added server would not be saved [FS#3062] (r16981)