Add script to install two versions of AMAI into a map

InstallVERToMap.bat

@@ -19,6 +19,15 @@ if "%~3" == "1" (
   if not "%errorlevel%"=="0" SET RESULTMAKEVER=%errorlevel%
   MPQEditor a "%~2" "%~dp0Scripts\%VER%\vsai\Blizzard.j" Scripts\Blizzard.j
   if not "%errorlevel%"=="0" SET RESULTMAKEVER=%errorlevel%
+) else if "%~3" == "3" (
+  ECHO Installing Tag VS Tag to map
+  MPQEditor a "%~2" "%~dp0Scripts\%VER%\a\*.txt" Scripts
+  MPQEditor a "%~2" "%~dp0Scripts\%VER%\a\*.ai" Scripts
+  MPQEditor a "%~2" "%~dp0Scripts\%VER%\b\*.txt" Scripts
+  MPQEditor a "%~2" "%~dp0Scripts\%VER%\b\*.ai" Scripts
+  if not "%errorlevel%"=="0" SET RESULTMAKEVER=%errorlevel%
+  MPQEditor a "%~2" "%~dp0Scripts\%VER%\vsai\Blizzard.j" Scripts\Blizzard.j
+  if not "%errorlevel%"=="0" SET RESULTMAKEVER=%errorlevel%
 ) else (
   ECHO Commander not installed
 )

PitVersions.bat

@@ -0,0 +1,39 @@
+@ECHO OFF
+SET VER=%~1
+SET TAG=%~2
+SET MAP=%~3
+@rem git.exe instead of just git, because some git.cmd commands cause the entire batch script to exit.
+where git.exe
+if "%errorlevel%"=="1" (
+  ECHO Tagging %VER% error
+  ECHO Please install Git as a requirement. Download : https://gitforwindows.org/
+  exit /b 1
+)
+if "%errorlevel%"=="1" (
+  ECHO Reference %TAG% not found
+  exit /b 1
+)
+if not exist Scripts\%VER%\a\NUL mkdir Scripts\%VER%\a
+if not exist Scripts\%VER%\b\NUL mkdir Scripts\%VER%\b
+for /f %%a in ('git.exe rev-parse --abbrev-ref HEAD') do set "HEAD_REFNAME=%%a"
+for /f %%a in ('git.exe rev-parse HEAD') do set "COMMIT_HASH_A=%%a"
+call MakeVERBase.bat %VER% 1
+del Scripts\%VER%\a\* /Q
+copy Scripts\%VER%\*.ai Scripts\%VER%\a
+echo %HEAD_REFNAME%:%COMMIT_HASH_A% > Scripts\%VER%\a\amai_version.txt
+echo Tagged HEAD %HEAD_REFNAME% (%COMMIT_HASH_A%) as Version A
+
+git.exe checkout %TAG%
+for /f %%a in ('git.exe rev-parse HEAD') do set "COMMIT_HASH_B=%%a"
+call MakeVERBase.bat %VER% 1
+del Scripts\%VER%\b\* /Q
+copy Scripts\%VER%\*.ai Scripts\%VER%\b
+ren Scripts\%VER%\b\elf.ai elf2.ai
+ren Scripts\%VER%\b\human.ai human2.ai
+ren Scripts\%VER%\b\orc.ai orc2.ai
+ren Scripts\%VER%\b\undead.ai undead2.ai
+echo %TAG%:%COMMIT_HASH_B% > Scripts\%VER%\b\amai_version2.txt
+echo Tagged %TAG% (%COMMIT_HASH_B%) as Version B
+
+git.exe checkout %HEAD_REFNAME%
+call InstallVERToMap "%VER%" "%MAP%" 3