This is Version 3.5.1 of the Chess GUI Arena!
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http://www.playwitharena.com

Version History:
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Arena 3.5.1, 2015-12-19 / Public Release
   * Issues with large fonts or large caption bars fixed (Engine Management, Search)
   * Dual monitor support improved: Maximizing to secondary monitor now works
   * Tournament with ponder on does no longer halt if engine is resigning 
   * Tournament with ponder on: Arena book moves during pondering no longer lead to game abort
   * Tournament with ponder on: Possible truncated principal variations and invalid moveerror messages in log removed
   * Arena restarts in tournaments now always after at 20 games or less
   * Tournament dialogue: Set filenames button takes path of .at-file into account
   * Linux/Mac: Wine support improved: Redrawing is now clean
   * Scroll Mainlines horizontally with Shift+Ctrl+Mousewheel
   * Gaviota tablebase engine updated
   * engines.ini updated
   * Rare castling bug in Chess 960 removed: If a rook is captured and then replaced by the other rook, it was falsely allowed to castle
   * Variation board: Engine's refutation moves now correctly marked in list
   * Variation board: Mouse wheel now always goes through moves, shift+mouse wheel scrolls list
   * DGT: Move display on DGT clock time was too short in some cases
   * DGT board: If position on DGT board is the same as in Arena, you can continue game, the board is not automatically cleared
   * Marks with very thick frames on board can no longer exceed square
   * Optimizations for very small board sizes
   
Arena 3.5, 2014-01-01 / Public Release
   * Help files updated
   * Added horizontal scroll buttons for mainlines
   * Add variation to game: Pop-up menu item and from variation board
   * Bug fixes in variation board
   * Warnings if too much RAM or too many cores configured
   * Analysis lines additional option: kNodes in mainlines
   * Analysis lines additional option: Show # of cores
   * Displaying engine time for the pvs now (was generated by Arena before)

Arena 3.0.4, 2013-01-31 / Internal Release
   * Internal release for test group
   * Autoplayer repaired
   * Default graphics scheme is now BirchTauri
   * Tablebases piece letters localised, Gaviota TB information added
   * Lists black background bug removed
   * "Book moves not displayed"- bug removed
   * "Engine not playing if previous move from Arena engine book"- bug removed
   * Ponder display improved
   * "PGN->New" command handled correctly: "Select new PGN file"-dialogue, then you can paste PGNs from Clipboard into empty file
   * Filter Game Data: Progress bar updated during filtering
   * You can now filter games with date ranges
   * "Filter games with some fields did not work"- bug removed
   * Tournament ponder+book bugs fixed
   * Switching engine from UCI to Winboard if it is apparent (if engine sends "error: uci", we go Winboard)
   * Spelling errors removed
   * Help file improved
   * Several smaller bugs removed

Arena 3.0.3, 2013-01-04 / Internal Release
   * Internal release for test group
   * Bug fixes
   * Filter (=Search) positions in PGN 
   * PGN lists faster sorting
   * Common max. CPU cores setting for UCI engines
   * UCI Filter can be switched off for analysis
   * Early draw adjudication (if value = zero) in tournaments
   * Table bases draw adjudication in tournaments
   * Save position in EPD format
   * Get position in The Problemist format (www.theproblemist.org) from clipboard, no fairy pieces
   * Dialogues clearer design
   * Pieces from True Type fonts can now also use Unicode fonts
   * Engines can be locked to position, you can go to the lock position 
   * Engines can be paused, if you have temporarily other things to do with your PC
   * Log window now faster and coloured (colours come from arrow colours)
   * Re-sizable logo area
   * More player graphics possible 
     (http://sourceforge.net/projects/scid/files/Player%20Data/Latest%20data, unzip to <Arena>\Graphics\Players)
   * Analysis lines additional option: Compact variation display (show line only if first move changed)
   * Analysis lines additional option: Short form for boxes (e.g. "D" instead of "Depth")
   * Useless "?"-s removed in PGN list
   * Mouse wheel scrolls mainlines and EPD list if above them
   * Tool bar can also be on left side
   * Option to extract player's country from name, e.g.:(ITA) -> Shows Italian flag
   * PGN and EPD lists can be always on top (click on the icon in the top left corner to see the system menu of the window)
   * Arena now remembers column width of PGN and EPD lists 
   
Arena 3.0.1, 2011-06-09 / Internal Release
   * PGN loads faster
   * Rare PGN loading errors fixed
   * Arena reads short comments (! ? etc) from PGNs, also in PGN book import
   * Opening classification improved (compares position instead of move sequence)
   * Java engines easier selectable
   * Arena uses less CPU time in demo and tournament mode
   * Bugs where tournament area fonts not selectable removed
   * Bundles engines: Rybka and Spike updated
   
  Supported NAGS in PGN for Book import:
  1    good move (traditional "!")
  2    poor move (traditional "?")
  3    very good move (traditional "!!")
  4    very poor move (traditional "??")
  7    forced move (all others lose quickly)
  8    singular move (no reasonable alternatives)
  9    worst move  
 16    White has a moderate advantage
 17    Black has a moderate advantage
 18    White has a decisive advantage
 19    Black has a decisive advantage
 20    White has a crushing advantage (Black should resign)
 21    Black has a crushing advantage (White should resign)
 

Arena 3.0, 2010-12-24 / Public Release

   * UCIFilter fixed+improved
   * Removing engines from memory after aborting tournament mode works now
   * It is now possible to make an engine weaker in ICS mode 
   * Mainlines can be saved as variations in PGN (optional)
   * Nodes/sec now works for Winboard engines
   * New option for Knodes/second instead of nodes/second
   * Sound at start of Arena now hear-able
   * Autoplayer repaired
   * Wine tournament bug fixed: engines can restart now
   * Wine font bug fixed: If fonts Arial or Courier New not available, choose appropriate one, not random one
   * Wine help file reader added as separate download
   * Wine does not show Chess Merida Arena's mask. Mask disabled on wine, so graphics is not spoiled 
   * If no font "Wingdings" available (common on Wine), show simple '+','=' and '-' characters, not wrong ones
   * Inactive buttons in tournament mode visible, not invisible, but inactive as they should
   * Auto-Analysis: Comprehensive output in report starts with 1
   * Auto-Analysis: Bug removed where positions were not analysed
   * Auto-Analysis: New option for adding parameter info in report file
   * In PGN output duplicate game result in braces removed, e.g.: {1-0 Arena adjudication} 1-0
   * Superfluous "..." after last move in PGN removed
   * Winboard options "memory", "cores" and "egtpath" now globally settable
   * Bug in combo boxes in Winboard options removed
   * Option "Large Logos" works again


Arena 2.5 beta, 2010-11-18

   * Public Beta
   * Help files updated to new version
   * Bug fixing for large fonts
   * Bug fixing for restart
   * Adjustments for 64 bit compatibility
   
   * Most important changes compared to last public version 2.0.1:
     * Maximum 8 engine can run at the same time instead of 3 
	 * Table bases
	 * Better compatibility to Linux/WINE
	 * extended options to mark the last move, e.g. with arrow
	 * Appearance adjusts to Windows theme
	 
   * Known bugs/limitations:
	* Option "Large Logos" does not work
	* Operating system Windows XP or Wine 1.0 or higher necessary
	* NAGs above No. 24 don't work

Arena 2.4.0, 2010-11-02
   * Internal release for test group
   Arena 2.4.0 problems fixed/ new functions:
   * Appearance set by Windows theme (if file "Arena.exe.manifest" exists)
   * Anti aliasing for arrows and marks
   * Lots of new options to mark the current move
   * New: Mark next move
   * Font and colour for dialogues settable
   * You can set when the 50 moves rule applies
   * Background of the engine name in the analysis area can be set as the arrow colour(under "Configure analysis lines")
   * Some new icons
   * Two columns in the analysis area (pop-up menu of engines -> view -> two columns)
   * Aggregated view of engine output (pop-up menu of engines -> aggregated view)
   * Support for Gaviota table bases: some errors removed
   * Change: Gaviota engine now must be called gaviota.tb (not gaviota.exe), in order to avoid starting the same engine twice
   * "Shelf" renamed to "Temp"
   * Size of clocks scales to size of the area automatically
   * Size of captured pieces scales to size of the area automatically
   * Additional delay during engine start phase adjustable
   * TLCV compatible logging under Engines -> Log-Window
   * ICS time management works better
   * EPD analysis error removed
   * Sliding pieces under Linux/Wine
   * Some useful commands added in the main menu under "Extras" and "Help"

Arena 2.0.6, 2010-07-02
   * Internal release for test group
   Arena 2.0.6 problems fixed/ new functions:
   * Support for Gaviota table bases
   * Engines in ICS work
   * EPD-List some Bugs removed

Arena 2.0.5, 2010-06-21
   * Internal release for test group
   Arena 2.0.5 problems fixed/ new functions:

   Appearance:
   Mix-Tab-Width now saved
   Frame around move list thinner
   In Maim Menu now 8 Engines configurable
   HTML-Editor setable in Options -> Appearance -> Other settings

   Analysis: 
   Analyse starts "on the fly", if Analysis-Configuration is changed.

   Demo:
   Multi-Demo while right-click on demo button now works

   Tournament:
   CPU-usage lowered
   Abort Tournament confirmation dialogue:  now in tournament window
   gauntlet tournament:auto-rotate board option
   right mouse on scrollbar -> Scroll here etc pop up menu doesn't appear
   Early Draw: settable
   HTML-Editor invocable from tournament dialogue -> save

   ICS:
   Setting ICS port after server now works, e.g.: server.org:9000
   If with engine: "set 1 This is a computer account" now correctly sent
   After ending ICS mode no empty engine areas shown

   Engine debug window:
   Options/ Logging new design
   Logging: Configuration simpler
   Logging: Writing to file arena.debug also possible after several lines instead of always after one
   Logging: Real date/time can be logged also

   Configuration:
   PVListbox no longer saved in arenagui.cfg 

   
Arena 2.0.1, 2009-01-18

 * Best move-statistics status remembered also for engine one
 * Better displaying quality for True Type pieces, if Windows has Font Smoothing off
 * Colour changes in the analysis lines are now applied at once also for engine two and three
 * Material difference is now switched according to the board orientation
 * Analysis lines from Crafty shown again
 * Faint shadows during moving white True Type-pieces now gone
 * English translation for Russian code page added
 * Missing English translation added in ICS-options: Use time safety buffer for search (seconds) 
 * EPD-list drag+drop can be disabled now (better for Wine)
    

Arena 2.0, 2008-12-22

    * Support for chess server (ICS) simplified and improved
    * Colour schemes now saveable
    * New speed test
    * Time on clocks is now adjustable
    
Arena 1.99beta5,  2008-02-09

    * You can use a different font now for printing as for the screen
    * PGN tags can now be set write-protected
    * You can choose, which PGN tags are saved
    * Option: Load last PGN when starting Arena
    * Confirmation dialogue, if a game, that is not saved, would be lost
    * New dialogue for loading engines
    * simple beep sounds by the PC speaker example beep: 520:100 (Hz:milliseconds),
	  set instead of sound file
    * %ArenaDrive% now stands for the Arena drive in Arena's configuration files,
      e.g. "C:" Therefore ArenaENG.cfg and ArenaGUI.cfg generated with this version
	  cannot be used with older versions of Arena

Arena 1.99beta4, 2007-03-31

    * Automatic Analysis extended and improved, e.g. fixed ply depth possible
    * Pro Deo can now analyse Arena-log files of the automatic analysis, see Ed Schröder's page
    * Fixed move format for the move list
    * Printing, also support of several more fonts for the chessboard than former versions had
    * Support for Novag Citrine
    * Tournament filenames settable individually
    * A few fonts adjustable for the tournament tabs
    * UCI-Protocol: Superfluous stop-command removed
    * Analysis Lines improved: Adjustable height if 2 or more engines, the same mainlines are removed except first and last (faster for MTDf-Engines), horizontal colourisation

Arena 1.99beta3, 2006-11-08

    * New Help file-Interface (English help file is available above)
    * 2 new functions for saving game to and reloading game from PGN file
    * Order of buttons on the tool bar can now be changed


Arena 1.99beta2, 2006-01-20

    * Tournaments should run correct now
    * DGT and Autoplayer repaired
    * Tournament table in HTML format improved
    * No other changes to the Beta 1, no additional important functions

Arena 1.99beta1, 2005-12-23

    * New chessboard with a lot of new functions
    * New move list that supports variations
    * Display of attacked pieces
    * Functions for managing PGN files like copy, delete etc. (please be careful, beta version!)
    * Extended configuration options
    * Colour schemes
    * Analysing now possible with three engines at the same time
    * Use of configuration files, not of the registry


Version 1.1, 2004-12-17

    * completely new look of the analysis lines.
    * material difference can be shown.
    * UCI-2 support, so there is the possibility to limit the playing strength, calculate refutations etc., if the engine supports this
    * new views of the move lists.
    * for Winboard engines the possibilities to save the supported features and show them in a table.
    * extensions in the board set-up.
    * "am"-tag now supported in EPD analysis feature
    * the option to save the Arena configuration.
    * transpositions in the opening book.
    * support for the DGT-XL clock.
    * special support for Prodeo (set-up position and current move).
    * special support for CraftySE in UCI-mode (display of the personality).
    * a lot of additional details added/improved.


Suggestions, proposals:
-------------------------
..are always welcome!

Website: www.playwitharena.com. Here you can find recent bug lists, help on
common problems etc..

I'm grateful for every help, especially on the following fields:
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Testers are welcome! Please contact us via the contact form on our website.

If anybody likes to translate the program, please let me know! Translations
are already available in a lot of languages.

And now, have fun with Arena!

Martin Blume
Hamm, Germany


