Fixed typo in project file.

Installer/Setup.wixproj

@@ -44,6 +44,7 @@
     <Content Include="bitmaps\iiscompression.ico" />
     <Content Include="bitmaps\dlgbmp.bmp" />
     <Content Include="iiscompresion_readme.htm" />
+    <Content Include="iiscompression_readme.htm" />
     <Content Include="license\License.rtf" />
     <Content Include="packages.config" />
     <Content Include="readme.htm" />