Update config.cmd script to fetch submodules.

config.cmd

@@ -13,13 +13,7 @@ if ERRORLEVEL 1 (
     exit 1
 )
 
-rmdir /s /q %CURRENT_PATH%src\assets 2> NUL
-rmdir /s /q %CURRENT_PATH%src\vendor 2> NUL
-rmdir /s /q %CURRENT_PATH%src\db 2> NUL
-
-git clone --branch=1.1.1 -c advice.detachedHead=false --depth=1 https://github.com/ko4life-net/ko-assets %CURRENT_PATH%src\assets
-git clone --branch=1.1.0 -c advice.detachedHead=false --depth=1 https://github.com/ko4life-net/ko-vendor %CURRENT_PATH%src\vendor
-git clone --branch=1.1.2 -c advice.detachedHead=false https://github.com/ko4life-net/ko-db %CURRENT_PATH%src\db
+git submodule update --init --recursive
 
 @REM src\All.sln