move windows-specific deps to thirdparty/windows.

make.ps1

@@ -77,7 +77,7 @@ elseif ($command -eq "dependencies")
 {
 	cp thirdparty/*.dll .
 	cp thirdparty/Tao/*.dll .
-	cp packaging/windows/*.dll .
+	cp thirdparty/windows/*.dll .
 	echo "Dependencies copied."
 }
 else

packaging/windows/OpenRA.nsi

@@ -93,11 +93,10 @@ Section "Game" GAME
 	File "${SRCDIR}\KopiLua.dll"
 	File "${SRCDIR}\NLua.dll"
 	File "${SRCDIR}\eluant.dll"
-	File OpenAL32.dll
-	File SDL.dll
-	File freetype6.dll
-	File zlib1.dll
-
+	File "${DEPSDIR}\OpenAL32.dll"
+	File "${DEPSDIR}\SDL.dll"
+	File "${DEPSDIR}\freetype6.dll"
+	File "${DEPSDIR}\zlib1.dll"
 	File "${DEPSDIR}\lua51.dll"
 	SetOutPath "$INSTDIR\lua"
 	File "${SRCDIR}\lua\*.lua"