Clean up the PCBuild project files, removing redundant settings and
use "references" to link to dependent projects.
Update readme and batch files.
diff --git a/PCbuild/pyd.props b/PCbuild/pyd.props
index fe58a1c..469966e 100644
--- a/PCbuild/pyd.props
+++ b/PCbuild/pyd.props
@@ -1,13 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ImportGroup Label="PropertySheets">
-    <Import Project="pyproject.props" />
     <Import Project="release.props" />
+    <Import Project="pyproject.props" />
   </ImportGroup>
   <PropertyGroup>
     <_ProjectFileVersion>10.0.30319.1</_ProjectFileVersion>
     <GenerateManifest>false</GenerateManifest>
     <EmbedManifest>false</EmbedManifest>
+    <TargetExt>.pyd</TargetExt>
   </PropertyGroup>
   <ItemDefinitionGroup>
     <ClCompile>
@@ -15,9 +16,6 @@
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
     </ClCompile>
     <Link>
-      <OutputFile>$(OutDir)$(ProjectName).pyd</OutputFile>
-      <ProgramDatabaseFile>$(OutDir)$(ProjectName).pdb</ProgramDatabaseFile>
-      <ImportLibrary>$(OutDir)$(TargetName).lib</ImportLibrary>
     </Link>
     <PostBuildEvent>
       <Command>