4th December, 2017 - Release 5.00 (Standard 5, complete rewrite)
Added a new option to the on-screen game menu, to enable the user to change
from fullscreen to windowed (shaped) mode on the fly; minor tweakings.

16th October, 2017 - Release 5.00 * PUBLIC BETA *
Officially released through an "open beta testing" program.

25th June, 2017 - Release 5.00 * PRIVATE BETA *
Implemented new graphics system based on "skins" for both the game and the
instructions manual; all of the skin options can be changed via the included
"config.ini" file; the visualization mode can now be changed to "fullscreen";
added a new key configurator panel (settings are saved into the system
registry); all game buttons can now be operated via keyboard, mouse and touch
screen; new splash screen; new "about" screen; minor fixes and optimizations to
the source code; added support for .png images; added on-screen menu to the
"fullscreen" mode; added option to the menu to allow the editing of the
configuration file.

13th October, 2014 - Release S4/1.04 (Standard 4, larger manual added)
Added larger instructions manual browser; several optimizations to the source
code; added a brand new splash screen, allowing to hide/display it at the next
startup.

5th May, 2014 - Release S4/1.03 (Standard 4, complete rewrite)
Completely rewritten source code in order to do major optimizazions; designed
new graphics; updated to the new standard "S4"; normalized sound samples
volume to a higher level; fixed several bugs; added the new "About" screen.

16th July, 2003 - Release S3/1.02 (Standard 3, manual added)
Manual browser finally added! also Fmod 3.6 included.

22nd September, 2001 - Release S3/1.01 (Standard 3, minor bug-fix)
Fixed a small bug in game speed routines.