0.01
====
First release. Alpha pre-release.

0.05
====
Added: breakout loop (CTRL+C)
Added: screenshot grab function (CTRL+S)
Added: rudimentary title screen
Added: Increased resolution to 800x600
Added: Updated graphics to 256 colours
Added: Ability to select fullscreen or windowed mode from command line.
Added: joystick support
Added: Extra life every 20000 points
Added: pause function (CTRL+P)
Added: Added music
Fixed: Switched to PMASK collision detection library to improve collision detection
Fixed: Move fire button to left shift from left control because of CTRL+S and CTRL+C issues
Various other bug fixes

0.06
====
Fixed: Disabled music temporarily to allow for Windows compilation.

0.07
====
Bug fixes galore, including improved CPU usage.
Added various backgrounds for game.
Modified breakout loop so that the game quits cleanly.

0.07.1
======
Quick bug fix to allow for proper installation methods and building of Ubuntu packages.

0.08
====
Added: Game can now be ended from title screen with CTRL+Q (definitely cleanly)
Added: basic high-score functionality
Added: "designed for Linux" logo
Added: level 3 background (more to come!)
Optimised: Restructured code so that changes and additions can be made more easily
Optimised: Restructuring for less reliance on global variables
Fixed: screengrab function so that screen can be grabbed anywhere (with correct palette)
Fixed: bug where characters would "jump" after a fade (lose a life or end level)
Fixed: Game now terminates anywhere with CTRL+C (although perhaps unclean)
Fixed: bug which allowed only left CTRL key to be used for combinations

0.1
===
Added: Projectiles now collide and cancel each other out
Added: Shields now regenerate when completing a level
Added: Converted to 16-bit truecolor because new graphics are coming in soon (thanks Amber!)
Added: Fade sequences rewritten (Allegro's only work in 8-bit mode) and enhanced
Added: Updated the font (it now looks a lot nicer)
Added: All 14 level backgrounds now finished (still need graphical makeovers though mostly)
Added: music (3 tracker MODs from the public domain, not of my own creation)
Added: ending/credits
Optimised: Switched to RLE compiled sprites (they're faster)
Fixed: the scoreboard (no annoying black blocks now)
Fixed: bug where enemies could disappear off the bottom of the screen if they don't hit the player
Fixed: bug where shields would disappear a little prematurely when enemies were down below
Changed: Game speed increased by 15% (due to complaints that the game was too slow)

0.2
===
Added: Hiscore anti-cheating (unfortunately scores from version 0.1 no longer work)
Optimised: File loader code has been streamlined (smaller executable size)
Fixed: when compiling from source under Linux, the commentator would say "let's go" on the game over screen instead of "your game is over".
Added: Menu allowing the player to start the game, change options or quit properly (credits screen too)
Added: Five difficulty levels
Added: Sound volume option (music and sfx)
Tweaked: Ending now plays at same speed on all computers, text tweaked slightly
Added: Options are now saved

0.3
===
Optimised: Code streamlined to remove useless functions and includes
Extended: High-score function now includes *10* high scores
Added: The ability to view the highscores directly from the main menu
Fixed: Press ENTER on the start screen will now no longer start the game
Added: Can now switch between fullscreen and windowed modes from options menu or key combination (saves it too)
Added: Nice new graphics courtesy of Amber Adams!
Added: Particle system for explosions (looks great!)
Added: Alpha-blended explosions
Changed: Tracker mods, due to copyright concerns
Fixed: Menu selection now "wraps around" (so pressing down at the bottom will go back to the top and vice versa)
Fixed: Added hack to prevent sound cutting out after 7-8 games
Fixed: No two functions can be assigned to the same key now
Added: Full-blown system of 35 unlockables (huge!)
Added: Scrollies introducing a level
Fixed: Logic now updates at 60fps so smooth graphics are possible
Fixed: Speed problems with animations and title screen
