22 nov 2018: Version 1.0b
------------------------------------------------------------------------------------------------
22 nov 2018: Added auto save/load unfinished game.
22 nov 2018: fixed and tune up of the AI.
23 nov 2018: is_it_draw(): fixed a bug. eg: scores 106 45 45 20 was considered a draw!
23 nov 2018: auto_centering: fixed minor bug.
23 nov 2018: load_saved_game(): 1- initialisation of jack_diamond_played variable.
                                2- more file integrity check (FCORRUPTED).

27 nov 2018: Version 1.1b
------------------------------------------------------------------------------------------------
27 nov 2018: added statistics of the game play.
27 nov 2018: fixed: can_break_heart(): a rare bug could occur to break heart early.
27 nov 2018: fixed: windows resize(), small GUI glitch.
27 nov 2018: added: Source code link to the about -> credits.
27 nov 2018: removed: GUI toolskit.
27 nov 2018: auto_save_game() system -> don't save fresh started new games.

27 nov 2018: Version 1.1.1b "Unreleased"
------------------------------------------------------------------------------------------------
27 nov 2018: fixed elusive reentrant bug in new_moon substract. if you shoot the moon with
             a score of less 52 and choosed to susbtract. A bug was triggered.
29 nov 2018: fixed autosave() not saving on "fresh game" instead of not saving on "fresh round".

10 dec 2018: Version 1.2b
------------------------------------------------------------------------------------------------
10 dec 2018: Redesign of the AI to make diffent computers playing styles. (an attempt)
10 dec 2018: added: cards history as a debuging tools, cheat mode has been moved to debug section.

26 Feb 2019: Version 1.2.1b "Unreleased"
------------------------------------------------------------------------------------------------
26 Feb 2019: Fix minor draw bug.

11 Jul 2019: Version 1.3b
------------------------------------------------------------------------------------------------
11 Jul 2019: Modified the GUI. The cards are now bigger and they fit on a single row. (overlapping)
11 Jul 2019: Added: Basic language support for: French, Russian.
11 jul 2019: Added a class for deck cards set. 

15 Jul 2019: Version 1.4b
------------------------------------------------------------------------------------------------
15 Jul 2019: Added Settings [Easy card selection].
15 Jul 2019: Added Card deck support for (English, Russian).
15 Jul 2019: Fixed a crash bug in Debug mode. (spying)

03 May 2020: Version 1.5b
------------------------------------------------------------------------------------------------
03 May 2020: Added Online game play.
03 May 2020: Added QT Linguist support.

10 May 2020: Version 1.5.1b
------------------------------------------------------------------------------------------------
10 May 2020: Fixed compile errors when DEBUG is disabled.
10 May 2020: Downgraded to Qt creator 3.5 to support Qt 5.5.
10 May 2020: Added: missing translation .ts files.
10 May 2020: Minor statistics gui glitch fixed.
10 May 2020: Minor fix in can_break_heart.
10 May 2020: Minor online issues fixed.
10 May 2020: Added: Menu help->Online.
10 May 2020: Added: online button [Start] to start a game.
10 May 2020: Added: confirmation to the online button [Exit]. 

16 May 2020: Version 1.5.2b
-------------------------------------------------------------------------------------------------
16 May 2020: Added online time bank.
16 May 2020: Added an error function.
16 May 2020: Fix minor bugs, and code cleanup.

29 May 2020: Version 1.5.3b
-------------------------------------------------------------------------------------------------
29 May 2020: Added online buttons icons.

12 Nov 2020: Version 1.5.4
-------------------------------------------------------------------------------------------------
30 Nov 2020: Fixed a typo.
12 Nov 2020: [DEBUG] Cards history now highlight every hand winners.
12 Nov 2020: [DEBUG] added a cards played list.
12 Nov 2020: [DEBUG] Switching to a different cards deck doesn't erase the cards history anymore.
12 Nov 2020: Hide the button (command, chat, help) and the line edit during offline play.

17 Nov 2020: Version 1.5.5
-------------------------------------------------------------------------------------------------
17 Nov 2020: Moved menu About/Credits into menu Help.
17 Nov 2020: Moved menu Languages into menu Settings.
17 Nov 2020: Added Settings Game Speed: Slow, Normal, Fast. (Offline play only)
17 Nov 2020: Added Settings Auto Start. This option set if the two of clubs is played
             automatically or manually. (For human play)

28 Nov 2020: Version 1.6
-------------------------------------------------------------------------------------------------
28 Nov 2020: New game GUI. (showing all 4 players cards)
28 Nov 2020: Animated play.
28 Nov 2020: Speed tune-up.
28 Nov 2020: Code clean-up.

 6 Dec 2020: Version 1.6.1
-------------------------------------------------------------------------------------------------
28 Nov 2020: Fix compilation error without DEBUG defined.
30 Nov 2020: Fix online glitch. Timer not removed after a table purge.
 1 Dec 2020: Fix "new game" glitch: New players names appear and previous scores was shown for
             1 or 2 seconds before being cleared.
 2 Dec 2020: Fix "Draw Glitch". If a game is draw, and "no draw" settings is set. The game
             continue, but the shuffling cards sounds was muted.
 4 Dec 2020: 1) It's now possible to compile Hearts without online play support
                (Edit Hearts.pro remove ONLINE_PLAY from DEFINES +=)
             2) Code clean-up
 6 Dec 2020: Fix easy_cards_selection glitch when switching auto-centering on/off.
             Fix a small reset statistics glitch. (3 old stats were still shown in the open statistics window).
             Added new command Undo.
             
31 Dec 2020: Version 1.7
-------------------------------------------------------------------------------------------------
31 Dec 2020: This version allow the mainwindow resize, and full screen. (minimum size 715x780)
             (This option doesn't support scaling yet, and is BETA. It can be disabled in Hearts.pro by
             removing FULL_SCREEN from define. "qmake Hearts.pro and recompile".

04 Jan 2021: Version 1.7.1 (Snap pack bug fix version only)

06 Jan 2021: Version 1.7.2
-------------------------------------------------------------------------------------------------
06 Jan 2021: Fix a resize glitch: If you resize the width of the mainwindow while the first card
             is selected and ready to be passed. The under deck move to a wrong y axis position.
06 Jan 2011: The online connect windows buttons: Connect, Register and Cancel will be translatable.
             The code is revamped, and the little hack removed.
06 Jan 2021: Online play: Creating a table will now show: "Waiting for a player" on the empties
             chairs, instead of "Sit Here" on every chair, because it was confusing. Also, "Sit Here"
             wasn't translatable while the new text will be.
06 Jan 2021: Fix 1.7 bug compile without ONLINE_PLAY defined

09 Jan 2021: Version 1.8
-------------------------------------------------------------------------------------------------
09 Jan 2021: Added 6 images background theme. Universe, Ocean, Mt. Fuji, Sakura, Desert and
             Forest. 

11 Jan 2021: Version 1.8.1
-------------------------------------------------------------------------------------------------
11 Jan 2021: This version "should" fix a glitch present in Hearts snap pack, because it use
             font size 9, while Hearts was coded using font size 11. That part of the code is also 
             simplified.
11 Jan 2021: Fix online button's tool tip invisible. (black on black).

12 Jan 2021: Version 1.8.2
-------------------------------------------------------------------------------------------------
12 Jan 2021: Fixed the Russian deck license link.
12 Jan 2021: Replaced the GNU online_start_game button icon by a Public domain icon.
12 Jan 2021: Added a new card deck: Nicu (white)

13 Jan 2021: Version 1.8.3
-------------------------------------------------------------------------------------------------
13 Jan 2021: Replaced all the background images by new CC-BY images.

17 Jan 2021: Version 1.8.4
-------------------------------------------------------------------------------------------------
17 Jan 2021: Fix the rendering of the deck Nicu (white). (see before and after)
                 1.8.3: https://github.com/Rescator7/Hearts/blob/master/screenshot/SCR2-hearts-1.8.jpg
                 1.8.4: https://github.com/Rescator7/Hearts/blob/master/screenshot/SCR1-hearts-1.8.4.jpg
17 Jan 2021: Updated Backgound images list in Menu->Help->Settings. 
17 Jan 2021: Corrupted saved game now create a backup ~/.hearts.saved.bak (For analyse)

19 Jan 2021: Version 1.8.5
-------------------------------------------------------------------------------------------------
19 Jan 2021: Online play: Rotate the Nicu (white)'s back cards.
19 Jan 2021: Online play: fixed the rendering of the 3 received cards.
19 Jan 2021: Updated menu->help->online.

22 Jan 2021: Version 1.8.6
-------------------------------------------------------------------------------------------------
22 Jan 2021: Fix 3 small online bugs:
             - Disconnected status (name) shown on the wrong chair.
             - "Waiting for a player" not showing on chair SOUTH when joining a table.
             - variable online_game_started not set to false after leaving a table created issue.

23 Jan 2021: Version 1.8.7
-------------------------------------------------------------------------------------------------
23 Jan 2021: Hearts is now Qt 6.0 ready.
             The game can be built using either Qt5, or Qt6.

24 Jan 2021: Online: create table dialogbox buttons are now translatable.
             Online: leaving server warning buttons are now translatable.
             Offline: Name in the southern heart "You" is now translatable.
             Offline: Statistics Reset buttons are now translatable. 
24 Jan 2021: Added: Tigullio modern card deck.              
