SC2Mapster

0.95 (online 1.18)
http://www.mediafire.com/?1cf709adyqpwo39

-help screen available (F12 menu)
-option to disable fast creep (options submenu)
-five new terrains added (terrain submenu)
-tooltips for research include costs (minerals, vespene, time)
-bugfix: units attacking high ground without vision
-bugfix: energy button stack overflow error
-bugfix: switch causing some buildings to become invisible
-bugfix: respawn not updating terrain changes in attack mode
-bugfix: creep tumor incorrect footprint
-bugfix: using structure's attack corrupted leaderboard
-bugfix: computer automatically used abilities

0.94 (online 1.16)
http://www.mediafire.com/?6gej9zsbcth18m8

unit creator
-Unit creator has been completely redesigned
-Dual creator windows can be used independently by two players
-Upgrades are now found in unit creator instead of buildings
-Unit tooltips show unit cost and description
-Upgrade tooltips show description
-Text confirmation when creating units or researching upgrades
-Race builders are now accessible during unit creator
-Leaderboard now tracks buildings created during unit creator

save/load dialog
-Save / load feature added
-Nine available save slots
-Save states do not persist from game to game
-Use F10 menu to save states permanently
-Units and buildings, including position, can be saved
-Upgrades are automatically saved, manually loaded with shift key
-Respawn and redo buttons now use save/load triggers

attack dialog
-Attack panel icons replaced by text
-Terrain "Natural" redesigned to allow attack by ground
-Terrain icons replaced by text
-Upgrade button compatible with new unit creator
-Upgrade button redesigned to be on/off
-Revealers now enabled for players 3-8
-Cameras now enabled for players 3-8

bug fixes
-Triggers no longer destroy ladder map resources
-Upgrade button no longer researches derelict upgrades

0.93 (online 1.13)
http://www.mediafire.com/?pf3emo4qcjx75sq

New features:
-Added Alliance Menu (under Options). Any of 8 players can enable/disable control of Red units, Blue units, and Unit Creator.
-Better multiplayer support.  Player slots 1-8 are now human only and computers were moved to 9-12.  Many triggers were reworked.
-Lobby options locked.  Parties now properly work.  Impossible to screw up now.
-Reworked Vision button and option. You can now turn on or off vision of the entire map.  When off, the alliance menu will determine who has vision of what units.
-Renamed computer players.  Left and Right are now Red and Blue.  Ability to change color has been removed.

Bug fixes:
-Player names no longer override Red and Blue
-Xel'Naga towers no longer become vulnerable
-Zerg builders move during terrain changes
-Zerg builders properly select for players 3-8
-Leaderboard properly updates after excessive usage of mirror

0.92 (online 1.12)
http://www.mediafire.com/?knucva64o9zk28k
-added "attack" button functions: shift+click orders only red, ctrl+click orders only blue
-added game timer: uses real time, resets upon start and respawn
-added option: enable or disable instant build and research
-reworked "back to unit creator" button: no longer destroys units and picks last player/race for you
-reworked "control of unit creator" option: players without control can no longer use hotkeys to control unit creator
-fixed: Xel'Naga tower now works properly under "no shared vision"
-fixed: pausing game will now always have "pause" message

0.91 (online 1.11)
http://rapidshare.com/files/444206047/TheUnitTester_v0.91.SC2Map
-added ready buttons to make multiplayer easier
-added text confirmation for controller change
-fixed zerg losing buildings during extended games

0.90 (online 1.10)
http://rapidshare.com/files/442664231/TheUnitTester_v0.90.SC2Map
-critical fix: some abilities were always researched during start
-critical fix: some abilities wouldn't research for blue player in single player mode
-critical fix: delete button wouldn't work for blue player in single player mode
-Protoss Builder can now build xel'naga tower
-Terran Builder can now instantly build orbital command and planetary fortress
-Zerg Builder can now instantly build lair, hive, greater spire, and nydus worm
-normally built nydus worm has normal speed
-upgrades rearranged for more intuitive feel
-removed flux vanes from all abilities

0.89 (online 1.7)
http://rapidshare.com/files/442260183/TheUnitTester_v0.89.SC2Map
-fixed patch bug with SCV repair
-fixed menu bug

0.88 (online 1.6)
http://rapidshare.com/files/442084424/TheUnitTester_v0.88.SC2Map
-creating units is faster
-removing units is faster
-energy button now also refreshes cooldown for corruptor, thor, and stalker
-respawn button now keeps created buildings
-respawn button + shift destroys created buildings
-new UI messages for most actions
-removed unnecessary actors and abilities
-removed unnecessary buildings
-removed many runtime threads
-fixed bug with mirror button destroying builders
-fixed bug with not enough supply
-fixed bug with hotkeys not responding
-fixed bug with nydus canal
-fixed bug with sentry creation

0.87 (online 1.5)
http://rapidshare.com/files/440532134/TheUnitTester_v0.87.SC2Map
-replays are now disabled
-new options menu
-new option to choose only one player to control UI
-new option to set upgrades before start
-new option to set energy before start
-new button to switch places
-new button to mirror forces
-upgrades button no longer destroys remaining units
-attack button now works even if you own buildings
-zerg builders are easier to find after morphing
-removed some icons and replaced with text
-fix shift and ctrl keys messing up during lag
-fix spectator mode for players 3-8

0.86 (online 1.4)
http://rapidshare.com/files/439738619/TheUnitTester_v0.86.SC2Map
-new terrain "expansion" with mineral line on high ground
-new terrain "arena" has smaller area for quicker fights
-hotkeys for unit creation now use more SCII defaults
-added delete button, same function as backspace
-Unit Creator can now create motherships. I decided against using the one per player limit, since this is a unit tester after all.
-loading screen now includes some instructions
-camera actions added for second player
-cameras now pan to current spawn location
-terrain, points, and regions optimized
-add hotkey "+" for respawn
-add help button to attack options

0.85 (online 1.3)
http://rapidshare.com/files/439421219/TheUnitTester_v0.85.SC2Map
-various bug fixes
-code optimization

0.84 (online 1.1)
-UI is faster
-support for additional players
-redo button completely works
-escape is no longer a hotkey
-added clear button to unit creator
-added race logos
-added persistent race buttons
-added leaderboard icons
-cameras follow creator
-vastly reduced number of trigger calls
-larger fonts used
-sentry image fixed
-back button fixed
-help is more detailed

0.83 (online 1.0)
-Terrain is now perfectly sized and level
-Fixed builder rally points
-Builders will now return home only when unselected
-Fixed zerg builder to work consistently
-Changed planetary fortress morphing time to 10X speed.
-Carrier interceptors are maxed by "energy" button (implemented by original author)
-Fixed brood lord bugs
-Fixed interceptor bugs
-Fixed energy button to work much more rapidly.
-If using single player or Map Editor, you will always control both left and right
-If using two players on Battle.net, player 1 controls left and player 2 controls right
-Battle.net now properly sets up game for one player or two players
-Player on left now receives vision of entire field as well.

0.82
-Updated all descriptions
-Fixed unit labels that didn't fit
-Changed starting environment to large open field
-Changed terrain to something cleaner
-Removed terrain buttons that did nothing
-Removed all excess doodads
-Removed all excess terrain
-Removed pathing boundaries
-Resized map appropriately

(let me know if anyone needs these changed)
-Attack dialog icons have been removed
-Siege tanks now always have siege mode
-Carriers now always start with 8 interceptors
-Unit creator hotkeys removed
-Xel'Naga Tower ability removed until fixed
-Resetting weapons/armor upgrades to zero won't reset their art