For Windows build, remove *all* DLL's before install, and only install

SDL2.dll.

src/os/windows/Create_Builds.bat

@@ -1,17 +1,33 @@
 @echo off & setlocal enableextensions
 
-echo This will create an InnoSetup installer for 64-bit Stella.
+echo This will create an InnoSetup installer for 64-bit Stella
+echo as well as a ZIP archive.
 echo.
 echo  ! InnoSetup must be linked to this directory as 'iscc.lnk'
+echo  ! 'zip.exe' must be installed in this directory (for ZIP files)
 echo.
 echo  !!! Make sure the code has already been compiled in Visual Studio
 echo  !!! before launching this command.
 echo.
 
-:: Make sure InnoSetup is available
+:: Make sure all tools are available
+set HAVE_ISCC=1
+set HAVE_ZIP=1
+
+:: Make sure InnoSetup and/or ZIP are available
 if not exist "iscc.lnk" (
-	echo InnoSetup 'iscc.lnk' not found
+	echo InnoSetup 'iscc.lnk' not found - EXE files will not be created
-	goto done
+	set HAVE_ISCC=0
+)
+if not exist "zip.exe" (
+	echo ZIP command not found - ZIP files will not be created
+	set HAVE_ZIP=0
+)
+if %HAVE_ISCC% == 0 (
+	if %HAVE_ZIP% == 0 (
+		echo Both EXE and ZIP files cannot be created, exiting
+		goto done
+	)
 )
 
 set RELEASE=x64\Release
@@ -36,10 +52,10 @@ mkdir %STELLA_DIR%\docs
 
 echo Copying executable files ...
 copy %RELEASE%\Stella.exe   %STELLA_DIR%
-copy %RELEASE%\*.dll        %STELLA_DIR%
+copy %RELEASE%\SDL*.dll     %STELLA_DIR%
 
 echo Copying DOC files ...
-xcopy ..\..\..\docs\* %STELLA_DIR%\docs /s /q
+xcopy ..\..\..\docs\*        %STELLA_DIR%\docs /s /q
 copy ..\..\..\Announce.txt   %STELLA_DIR%\docs
 copy ..\..\..\Changes.txt    %STELLA_DIR%\docs
 copy ..\..\..\Copyright.txt  %STELLA_DIR%\docs
@@ -54,9 +70,16 @@ if not exist Output (
 	mkdir Output
 )
 
+:: Actually create the ZIP file
+if %HAVE_ZIP% == 1 (
+	echo Creating ZIP file ...
+	zip -q -r Output\%STELLA_DIR%-windows.zip %STELLA_DIR%
+)
 :: Create the Inno EXE files
-echo Creating InnoSetup EXE ...
+if %HAVE_ISCC% == 1 (
-iscc.lnk "%CD%\stella.iss" /q "/dSTELLA_VER=%STELLA_VER%" "/dSTELLA_PATH=%STELLA_DIR%" "/dSTELLA_DOCPATH=%STELLA_DIR%\docs"
+	echo Creating InnoSetup EXE ...
+	iscc.lnk "%CD%\stella.iss" /q "/dSTELLA_VER=%STELLA_VER%" "/dSTELLA_PATH=%STELLA_DIR%" "/dSTELLA_DOCPATH=%STELLA_DIR%\docs"
+)
 
 :: Cleanup time
 echo Cleaning up files ...

src/os/windows/stella.iss

@@ -25,7 +25,7 @@ Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{
 
 [Files]
 Source: "{#STELLA_PATH}\Stella.exe"; DestDir: "{app}"; Flags: ignoreversion
-Source: "{#STELLA_PATH}\*.dll"; DestDir: "{app}"; Flags: ignoreversion
+Source: "{#STELLA_PATH}\SDL*.dll"; DestDir: "{app}"; Flags: ignoreversion
 Source: "{#STELLA_DOCPATH}\*"; DestDir: "{app}\docs"; Flags: ignoreversion recursesubdirs createallsubdirs
 ; NOTE: Don't use "Flags: ignoreversion" on any shared system files
 
@@ -34,3 +34,6 @@ Name: "{group}\Stella"; Filename: "{app}\Stella.exe"; WorkingDir: "{app}"
 Name: "{userdesktop}\Stella"; Filename: "{app}\Stella.exe"; WorkingDir: "{app}"; Tasks: desktopicon
 Name: "{group}\Documentation"; Filename: "{app}\docs\index.html"
 Name: "{group}\Uninstall Stella"; Filename: "{uninstallexe}"
+
+[InstallDelete]
+Type: files; Name: "{app}\*.dll"