Skirmish4b -> Skirmish4c:

[!] Added 11 new maps (map100-map110). See details in skirmish4c.txt
[+] Removed monsters from all maps
[+] Added some new sounds from onslaught.wad
[+] Optimized MAPINFO, found some original wads, authors and mapnames
[+] Ambient sounds on maps 17,20,35,36,48,74,75
[-] Teleport on map79 didn't always work
[-] Alligned existing textures on some maps
[-] Fixed most map errors
[*] Re-Added 3rd RL and box of rockets on map02
[*] Replaced teleport on map23
[*] Changed console background
[*] Some textures, skies and music, according to original maps


Skirmish4c -> Skirmish4d:

[!] Replaced map16 with d5m18. See details in skirmish4d.txt
[!] Replaced map44 with exec map01. See details in skirmish4d.txt
[!] Replaced map59 with onsl3_ map01. See details in skirmish4d.txt
[-] Fixed ambient sound loudness
[-] Teleport on map08 didn't always work
[*] Changed some map names to their originals
[*] Removed all additional sounds

Skirmish4d -> Skirmish4e:

[!] Added 10 new maps (map111-map120). See details in skirmish4.txt
[!] Replaced map45 by Elv I. See details in skirmish4.txt
[!] Replaced map47 with Old West. See details in skirmish4.txt
[+] Added custom cwilvs for some maps
[*] Replaced map25 and map107
[*] Cleanup wad resources
[*] Reset default gravity and aircontrol on map25
[*] Minor visual improvements
[*] Converted all midis to mus
[-] Fixed map05 name
[-] Fixed aircontrol levels on map01 and map07
[-] Fixed lift problem on map83
[-] Fixed textures on map44 and map59
[-] Fixed map17 crash
[-] Fixed walking on the sea on map78
[-] Fixed oldschool compatibility
[-] Fixed music on map97

Skirmish4e -> Skirmish4e_:

[-] Fixed water on map17

Skirmish4e_ -> Skirmish4f:

[!] Converted all maps to Hexen format
[+] Added a PK3 version
[+] Added water splash
[*] Converted all sounds to OGG
[*] All textures have only one patch now
[*] Removed custom title patches since they are broken in ZDoom
[-] Fixed some textures on maps 112 and 113
[-] Fixed bridge on map05
[-] Fixed door sound on map40

Note:
[!] - Important
[+] - Added
[-] - Fixed
[*] - Changed