+ features
* bugfixes

0.9.3 -> 0.9.4:
 + In game chat is now implemented, chat (and taunt!) your buddies during network play
 + Mortar, whip and Kamikaze weapon additions
 + Two new themes, desert island and city
 + New maps
 + New animations, including an idle animation!
 + Rope reworked, much greater momentum, ability to aim the rope between swings
 + AI updates
 + Teams now work in fort mode, i.e. 2v2
 + Ability to attack whilst jumping/rope swinging
 + Some weapons can only be used after a certain number of turns 
 + Lots of new graphics
 * Many network/gameplay bug fixes

0.9.2 -> 0.9.3:
 + Switch to OpenGL rendering
 + Massive graphics update
 + New animations, weapon sprites
 + New themes 'Snow' and 'Nature'
 + Many new sounds
 + Hedgehog somersaults like in worms
 + Automated parachute
 + Hedgehog can jump even when someone is on its head
 * Improve and bugfix statistics
 * Fix bug allowing to make stack of hedgehogs using teleport
 * Fix fall without damage trick, which could be performed with not attached rope
 * Don't show enemy's picked weapon name
 * Fix hedgehog moving direction after been shot by shotgun
 * Fix bug with handling keys while it is enemy's turn

0.9 -> 0.9.2:

 + Add registration of net game in web
 + Introduce weapons sets support
 + Add teleportation tool
 + Add hedgehogs switching tool
 + Add tags with current damage (alt damage option on options page)
 + A couple of new land templates
 + Decrease network bandwidth usage
 + Add clans support (teams with identical colors are allies)
 + 's' key speeds up demo playing
 + Easter egg
 + Full saves support, 'Saved games' page
 + Add ability to choose which info is shown above hedgehogs
 + AI can use Air Attack weapon
 + Get possible screen resolutions from SDL library
 + Add Desert Eagle and UFO sounds
 + Add parachute sprite
 + Add training mode
 + New theme and map 'Volcano'
 + Moving hedgehog could make another hedgehog moving kicking him
 + Save and restore window size on application restart
 * Fix using parachute while staying on the ground
 * Fix old rope regression (attaching didn't work properly, when hedgehog is jumping)
 * Fix AI jumping to wrong direction on the turn start
 * Fix rare conditions causing network game to randomly fail
 * Make missiles collide with attacking hedgehog