forth attempt to switch to 4.5

Author: fileformat

RegexPlanet-DotNet/RegexPlanet-DotNet.csproj

@@ -89,7 +89,7 @@
     </Content>
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v10.0\WebApplications\Microsoft.WebApplication.targets" />
+  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v11.0\WebApplications\Microsoft.WebApplication.targets" />
   <ProjectExtensions>
     <VisualStudio>
       <FlavorProperties GUID="{349c5851-65df-11da-9384-00065b846f21}">