Delete Visual Studio build files

source/tools/genrb/derb.vcxproj.filters

Index: source/tools/genrb/derb.vcxproj.filters
diff --git a/source/tools/genrb/derb.vcxproj.filters b/source/tools/genrb/derb.vcxproj.filters
deleted file mode 100644
index c62d612888732350aa13b54ac424107797f6012a..0000000000000000000000000000000000000000
--- a/source/tools/genrb/derb.vcxproj.filters
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <Filter Include="Source Files">
-      <UniqueIdentifier>{b10d3c34-0b4c-43e9-9c28-e17fdabee575}</UniqueIdentifier>
-      <Extensions>cpp;c;cxx;rc;def;r;odl;idl;hpj;bat</Extensions>
-    </Filter>
-    <Filter Include="Header Files">
-      <UniqueIdentifier>{0f0a70a2-7e7e-4e7a-88ab-b3bf739fabed}</UniqueIdentifier>
-      <Extensions>h;hpp;hxx;hm;inl</Extensions>
-    </Filter>
-    <Filter Include="Resource Files">
-      <UniqueIdentifier>{ac6d5215-57af-486d-81ed-badc17745780}</UniqueIdentifier>
-      <Extensions>ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe</Extensions>
-    </Filter>
-  </ItemGroup>
-  <ItemGroup>
-    <ClCompile Include="derb.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-  </ItemGroup>
-</Project>