Index: Src/GoogleApis.DotNet4/GoogleApis.DotNet4.csproj
===================================================================
--- a/Src/GoogleApis.DotNet4/GoogleApis.DotNet4.csproj
+++ b/Src/GoogleApis.DotNet4/GoogleApis.DotNet4.csproj
@@ -7,7 +7,7 @@
     <ProjectGuid>{C4DA0ABE-2C2E-4BB8-9881-5FF80B0C1AFD}</ProjectGuid>
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Google.Apis</RootNamespace>
+    <RootNamespace>Google</RootNamespace>
     <AssemblyName>Google.Apis.PlatformServices</AssemblyName>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
@@ -78,6 +78,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Apis\Logging\Log4NetLogger.cs" />
+    <Compile Include="Apis\Util\Store\FileDataStore.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -91,7 +92,11 @@
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <Import Project="$(SolutionDir)\.nuget\NuGet.targets" Condition="Exists('$(SolutionDir)\.nuget\NuGet.targets')" />
-  <Import Project="..\..\packages\Microsoft.Bcl.Build.1.0.8\tools\Microsoft.Bcl.Build.targets" />
+  <Import Project="..\..\packages\Microsoft.Bcl.Build.1.0.10\tools\Microsoft.Bcl.Build.targets" Condition="Exists('..\..\packages\Microsoft.Bcl.Build.1.0.10\tools\Microsoft.Bcl.Build.targets')" />
+  <Target Name="EnsureBclBuildImported" BeforeTargets="BeforeBuild" Condition="'$(BclBuildImported)' == ''">
+    <Error Condition="!Exists('..\..\packages\Microsoft.Bcl.Build.1.0.10\tools\Microsoft.Bcl.Build.targets')" Text="This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=317567." HelpKeyword="BCLBUILD2001" />
+    <Error Condition="Exists('..\..\packages\Microsoft.Bcl.Build.1.0.10\tools\Microsoft.Bcl.Build.targets')" Text="The build restored NuGet packages. Build the project again to include these packages in the build. For more information, see http://go.microsoft.com/fwlink/?LinkID=317568." HelpKeyword="BCLBUILD2002" />
+  </Target>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
   <Target Name="BeforeBuild">