diff --git a/.gitignore b/.gitignore
index 77f64d0..7909218 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,7 @@
-Builds
 bin
 obj
 Debug
+Release
 *.ncb
 *.suo
 *.user
@@ -10,3 +10,7 @@
 *.xml
 *.nupkg
 *.svn
+*.opensdf
+*.sdf
+*.vcxproj
+*.vcxproj.filters
\ No newline at end of file
diff --git a/CustomDevice/CustomDevice.csproj b/CustomDevice/CustomDevice.csproj
index 5633e6a..29139a9 100644
--- a/CustomDevice/CustomDevice.csproj
+++ b/CustomDevice/CustomDevice.csproj
@@ -1,4 +1,5 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -13,7 +14,9 @@
     </FileUpgradeFlags>
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
-    <OldToolsVersion>2.0</OldToolsVersion>
+    <OldToolsVersion>3.5</OldToolsVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -26,7 +29,6 @@
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
     <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
@@ -39,6 +41,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <FileAlignment>512</FileAlignment>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -48,6 +51,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <FileAlignment>512</FileAlignment>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
@@ -67,7 +71,7 @@
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
       <Visible>False</Visible>
-      <ProductName>.NET Framework Client Profile</ProductName>
+      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
       <Install>false</Install>
     </BootstrapperPackage>
     <BootstrapperPackage Include="Microsoft.Net.Framework.2.0">
diff --git a/Managed.sln b/Managed.sln
index 719c666..ae129f9 100644
--- a/Managed.sln
+++ b/Managed.sln
@@ -1,6 +1,6 @@
 
-Microsoft Visual Studio Solution File, Format Version 10.00
-# Visual Studio 2008
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 11
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "corlib", "corlib\corlib.csproj", "{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "System.Drawing", "System.Drawing\System.Drawing.csproj", "{0F7F935F-E3F5-40AD-BD22-0BA43721560F}"
@@ -11,7 +11,7 @@
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CustomDevice", "CustomDevice\CustomDevice.csproj", "{43619745-0A80-499E-907C-E733FF3DA2BE}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "System.Core", "System.Core\System.Core.csproj", "{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "System.Core", "System.Core\System.Core.csproj", "{429C3225-3A36-427A-A44E-2AA3563FCD6D}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -20,12 +20,6 @@
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.LocalTest|Any CPU.ActiveCfg = LocalTest|Any CPU
-		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.LocalTest|Any CPU.Build.0 = LocalTest|Any CPU
-		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Release|Any CPU.Build.0 = Release|Any CPU
 		{0F7F935F-E3F5-40AD-BD22-0BA43721560F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{0F7F935F-E3F5-40AD-BD22-0BA43721560F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{0F7F935F-E3F5-40AD-BD22-0BA43721560F}.LocalTest|Any CPU.ActiveCfg = Release|Any CPU
@@ -38,24 +32,30 @@
 		{388F5D73-0211-4A64-B501-92CDC4E32ACF}.LocalTest|Any CPU.Build.0 = Release|Any CPU
 		{388F5D73-0211-4A64-B501-92CDC4E32ACF}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{388F5D73-0211-4A64-B501-92CDC4E32ACF}.Release|Any CPU.Build.0 = Release|Any CPU
-		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{C26A3309-7A61-40B6-9998-69B78CF226C1}.LocalTest|Any CPU.ActiveCfg = Release|Any CPU
-		{C26A3309-7A61-40B6-9998-69B78CF226C1}.LocalTest|Any CPU.Build.0 = Release|Any CPU
-		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{429C3225-3A36-427A-A44E-2AA3563FCD6D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{429C3225-3A36-427A-A44E-2AA3563FCD6D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{429C3225-3A36-427A-A44E-2AA3563FCD6D}.LocalTest|Any CPU.ActiveCfg = Release|Any CPU
+		{429C3225-3A36-427A-A44E-2AA3563FCD6D}.LocalTest|Any CPU.Build.0 = Release|Any CPU
+		{429C3225-3A36-427A-A44E-2AA3563FCD6D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{429C3225-3A36-427A-A44E-2AA3563FCD6D}.Release|Any CPU.Build.0 = Release|Any CPU
 		{43619745-0A80-499E-907C-E733FF3DA2BE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{43619745-0A80-499E-907C-E733FF3DA2BE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{43619745-0A80-499E-907C-E733FF3DA2BE}.LocalTest|Any CPU.ActiveCfg = Release|Any CPU
 		{43619745-0A80-499E-907C-E733FF3DA2BE}.LocalTest|Any CPU.Build.0 = Release|Any CPU
 		{43619745-0A80-499E-907C-E733FF3DA2BE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{43619745-0A80-499E-907C-E733FF3DA2BE}.Release|Any CPU.Build.0 = Release|Any CPU
-		{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}.LocalTest|Any CPU.ActiveCfg = Release|Any CPU
-		{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}.LocalTest|Any CPU.Build.0 = Release|Any CPU
-		{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.LocalTest|Any CPU.ActiveCfg = LocalTest|Any CPU
+		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.LocalTest|Any CPU.Build.0 = LocalTest|Any CPU
+		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C26A3309-7A61-40B6-9998-69B78CF226C1}.LocalTest|Any CPU.ActiveCfg = Release|Any CPU
+		{C26A3309-7A61-40B6-9998-69B78CF226C1}.LocalTest|Any CPU.Build.0 = Release|Any CPU
+		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C26A3309-7A61-40B6-9998-69B78CF226C1}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/Snake/Snake.csproj b/Snake/Snake.csproj
index 473c4d1..b87f9ba 100644
--- a/Snake/Snake.csproj
+++ b/Snake/Snake.csproj
@@ -1,4 +1,5 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -13,7 +14,9 @@
     </FileUpgradeFlags>
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
-    <OldToolsVersion>2.0</OldToolsVersion>
+    <OldToolsVersion>3.5</OldToolsVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -26,7 +29,6 @@
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
     <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
@@ -38,6 +40,7 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -47,6 +50,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <FileAlignment>512</FileAlignment>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
@@ -70,7 +74,7 @@
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
       <Visible>False</Visible>
-      <ProductName>.NET Framework Client Profile</ProductName>
+      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
       <Install>false</Install>
     </BootstrapperPackage>
     <BootstrapperPackage Include="Microsoft.Net.Framework.2.0">
diff --git a/System.Core/Properties/AssemblyInfo.cs b/System.Core/Properties/AssemblyInfo.cs
index 4ae1f29..bf27aea 100644
--- a/System.Core/Properties/AssemblyInfo.cs
+++ b/System.Core/Properties/AssemblyInfo.cs
@@ -1,36 +1,36 @@
-using System.Reflection;
-using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
+//using System.Reflection;
+//using System.Runtime.CompilerServices;
+//using System.Runtime.InteropServices;
 
-// General Information about an assembly is controlled through the following 
-// set of attributes. Change these attribute values to modify the information
-// associated with an assembly.
-[assembly: AssemblyTitle("System.Core")]
-[assembly: AssemblyDescription("")]
-[assembly: AssemblyConfiguration("")]
-[assembly: AssemblyCompany("EnviroMotive")]
-[assembly: AssemblyProduct("System.Core")]
-[assembly: AssemblyCopyright("Copyright © EnviroMotive 2009")]
-[assembly: AssemblyTrademark("")]
-[assembly: AssemblyCulture("")]
+//// General Information about an assembly is controlled through the following 
+//// set of attributes. Change these attribute values to modify the information
+//// associated with an assembly.
+//[assembly: AssemblyTitle("System.Core")]
+//[assembly: AssemblyDescription("")]
+//[assembly: AssemblyConfiguration("")]
+//[assembly: AssemblyCompany("")]
+//[assembly: AssemblyProduct("System.Core")]
+//[assembly: AssemblyCopyright("Copyright ©  2012")]
+//[assembly: AssemblyTrademark("")]
+//[assembly: AssemblyCulture("")]
 
-// Setting ComVisible to false makes the types in this assembly not visible 
-// to COM components.  If you need to access a type in this assembly from 
-// COM, set the ComVisible attribute to true on that type.
-[assembly: ComVisible(false)]
+//// Setting ComVisible to false makes the types in this assembly not visible 
+//// to COM components.  If you need to access a type in this assembly from 
+//// COM, set the ComVisible attribute to true on that type.
+//[assembly: ComVisible(false)]
 
-// The following GUID is for the ID of the typelib if this project is exposed to COM
-[assembly: Guid("526d494e-2534-46ed-aa0a-4f4b4b3132e8")]
+//// The following GUID is for the ID of the typelib if this project is exposed to COM
+//[assembly: Guid("60bd1f97-8a45-4bdb-9b4e-344f479dd643")]
 
-// Version information for an assembly consists of the following four values:
-//
-//      Major Version
-//      Minor Version 
-//      Build Number
-//      Revision
-//
-// You can specify all the values or you can default the Build and Revision Numbers 
-// by using the '*' as shown below:
-// [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]
+//// Version information for an assembly consists of the following four values:
+////
+////      Major Version
+////      Minor Version 
+////      Build Number
+////      Revision
+////
+//// You can specify all the values or you can default the Build and Revision Numbers 
+//// by using the '*' as shown below:
+//// [assembly: AssemblyVersion("1.0.*")]
+//[assembly: AssemblyVersion("1.0.0.0")]
+//[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/System.Core/System.Core.csproj b/System.Core/System.Core.csproj
index c1bb441..6459609 100644
--- a/System.Core/System.Core.csproj
+++ b/System.Core/System.Core.csproj
@@ -1,17 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="3.5" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>9.0.30729</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{2D656D44-7857-4A48-A46D-0DB5EFBC3A46}</ProjectGuid>
+    <ProjectGuid>{429C3225-3A36-427A-A44E-2AA3563FCD6D}</ProjectGuid>
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>System.Core</RootNamespace>
     <AssemblyName>System.Core</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -21,6 +20,8 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <FileAlignment>512</FileAlignment>
+    <NoStdLib>true</NoStdLib>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -29,13 +30,10 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <FileAlignment>512</FileAlignment>
+    <NoStdLib>true</NoStdLib>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="System" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="System.Collections.Generic\HashSet.cs" />
     <Compile Include="System.Linq\Enumerable.cs" />
@@ -49,7 +47,20 @@
     <Compile Include="System\Action.cs" />
     <Compile Include="System\Func.cs" />
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\corlib\corlib.csproj">
+      <Project>{6a77a7c0-fb66-4caa-94ee-142dba20655d}</Project>
+      <Name>corlib</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\System\System.csproj">
+      <Project>{388f5d73-0211-4a64-b501-92cdc4e32acf}</Project>
+      <Name>System</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <PropertyGroup>
+    <PostBuildEvent>copy $(TargetPath) $(SolutionDir)\Builds\$(ConfigurationName)\</PostBuildEvent>
+  </PropertyGroup>
   <!-- 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">
@@ -57,7 +68,4 @@
   <Target Name="AfterBuild">
   </Target>
   -->
-  <PropertyGroup>
-    <PostBuildEvent>copy $(TargetPath) $(SolutionDir)\Builds\$(ConfigurationName)\</PostBuildEvent>
-  </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/System.Drawing/Properties/AssemblyInfo.cs b/System.Drawing/Properties/AssemblyInfo.cs
index 07406ef..d92f6ff 100644
--- a/System.Drawing/Properties/AssemblyInfo.cs
+++ b/System.Drawing/Properties/AssemblyInfo.cs
@@ -1,4 +1,4 @@
-using System.Reflection;
+/*using System.Reflection;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
@@ -33,3 +33,4 @@
 // by using the '*' as shown below:
 [assembly: AssemblyVersion("1.0.0.0")]
 [assembly: AssemblyFileVersion("1.0.0.0")]
+*/
\ No newline at end of file
diff --git a/System.Drawing/System.Drawing.csproj b/System.Drawing/System.Drawing.csproj
index 2b03d24..a719dae 100644
--- a/System.Drawing/System.Drawing.csproj
+++ b/System.Drawing/System.Drawing.csproj
@@ -1,4 +1,5 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -13,7 +14,9 @@
     </FileUpgradeFlags>
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
-    <OldToolsVersion>2.0</OldToolsVersion>
+    <OldToolsVersion>3.5</OldToolsVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -26,7 +29,6 @@
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
     <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
@@ -39,6 +41,8 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <FileAlignment>512</FileAlignment>
+    <NoStdLib>true</NoStdLib>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -48,6 +52,8 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <FileAlignment>512</FileAlignment>
+    <NoStdLib>true</NoStdLib>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="System.Drawing.Drawing2D\HatchBrush.cs" />
@@ -85,14 +91,9 @@
     <Compile Include="System.Drawing\StringTrimming.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="System" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
       <Visible>False</Visible>
-      <ProductName>.NET Framework Client Profile</ProductName>
+      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
       <Install>false</Install>
     </BootstrapperPackage>
     <BootstrapperPackage Include="Microsoft.Net.Framework.2.0">
@@ -116,6 +117,12 @@
       <Install>false</Install>
     </BootstrapperPackage>
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\corlib\corlib.csproj">
+      <Project>{6a77a7c0-fb66-4caa-94ee-142dba20655d}</Project>
+      <Name>corlib</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/System/System.csproj b/System/System.csproj
index 233b6b3..e4a7892 100644
--- a/System/System.csproj
+++ b/System/System.csproj
@@ -1,4 +1,5 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -13,7 +14,9 @@
     </FileUpgradeFlags>
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
-    <OldToolsVersion>2.0</OldToolsVersion>
+    <OldToolsVersion>3.5</OldToolsVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -26,7 +29,6 @@
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
     <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
@@ -42,6 +44,7 @@
     <NoStdLib>true</NoStdLib>
     <CodeAnalysisRules>
     </CodeAnalysisRules>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -54,6 +57,7 @@
     <NoStdLib>true</NoStdLib>
     <CodeAnalysisRules>
     </CodeAnalysisRules>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="Properties\AssemblyInfo.cs" />
@@ -76,15 +80,9 @@
     <Compile Include="System.Net\SocketAddress.cs" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\corlib\corlib.csproj">
-      <Project>{6A77A7C0-FB66-4CAA-94EE-142DBA20655D}</Project>
-      <Name>corlib</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
       <Visible>False</Visible>
-      <ProductName>.NET Framework Client Profile</ProductName>
+      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
       <Install>false</Install>
     </BootstrapperPackage>
     <BootstrapperPackage Include="Microsoft.Net.Framework.2.0">
@@ -108,6 +106,12 @@
       <Install>false</Install>
     </BootstrapperPackage>
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\corlib\corlib.csproj">
+      <Project>{6a77a7c0-fb66-4caa-94ee-142dba20655d}</Project>
+      <Name>corlib</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <!-- 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.
diff --git a/corlib/System.IO/FileInfo.cs b/corlib/System.IO/FileInfo.cs
index 2526fcc..299d7b1 100644
--- a/corlib/System.IO/FileInfo.cs
+++ b/corlib/System.IO/FileInfo.cs
@@ -3,7 +3,9 @@
 namespace System.IO {
 	public sealed class FileInfo : FileSystemInfo {
 
+#pragma warning disable 0169
 		private bool exists;
+#pragma warning restore 0169
 
 		public FileInfo(string path) {
 			CheckPath(path);
diff --git a/corlib/System.Runtime.InteropServices/DllImportAttribute.cs b/corlib/System.Runtime.InteropServices/DllImportAttribute.cs
index 4a07466..dc875fa 100644
--- a/corlib/System.Runtime.InteropServices/DllImportAttribute.cs
+++ b/corlib/System.Runtime.InteropServices/DllImportAttribute.cs
@@ -1,6 +1,8 @@
 #if !LOCALTEST
 
 namespace System.Runtime.InteropServices {
+
+    [AttributeUsage(AttributeTargets.Method)]
 	public class DllImportAttribute : Attribute {
 
 		// Sync with C code
diff --git a/corlib/System.Threading/Thread.cs b/corlib/System.Threading/Thread.cs
index 1325f17..4c8b4e7 100644
--- a/corlib/System.Threading/Thread.cs
+++ b/corlib/System.Threading/Thread.cs
@@ -6,9 +6,11 @@
 namespace System.Threading {
 	public sealed class Thread {
 
-		// These member vars MUST be synced with C code.
-		private int managedThreadID = 0;
+        // These member vars MUST be synced with C code.
+#pragma warning disable 0169, 0649
+        private int managedThreadID = 0;
 		private MulticastDelegate threadStart = null;
+#pragma warning restore 0169, 0649
 		private object param = null;
 		private ThreadState threadState = ThreadState.Unstarted;
 
diff --git a/corlib/System/Array.cs b/corlib/System/Array.cs
index 7fa66a7..bbbbc52 100644
--- a/corlib/System/Array.cs
+++ b/corlib/System/Array.cs
@@ -140,10 +140,12 @@
 
 		#endregion
 
-		// This must be the only field, as it ties up with the Array definition in InterNet2
-		private int length;
+        // This must be the only field, as it ties up with the Array definition in DNA
+#pragma warning disable 0169, 0649
+        private int length;
+#pragma warning restore 0169, 0649
 
-		public int Length {
+        public int Length {
 			get {
 				return this.length;
 			}
diff --git a/corlib/System/AttributeUsageAttribute.cs b/corlib/System/AttributeUsageAttribute.cs
index 225b3ca..2a3119c 100644
--- a/corlib/System/AttributeUsageAttribute.cs
+++ b/corlib/System/AttributeUsageAttribute.cs
@@ -3,6 +3,8 @@
 using System;
 
 namespace System {
+
+    [AttributeUsage(AttributeTargets.Class)]
 	public sealed class AttributeUsageAttribute : Attribute {
 
 		AttributeTargets validOn;
diff --git a/corlib/System/Byte.cs b/corlib/System/Byte.cs
index e9f3265..0ec7964 100644
--- a/corlib/System/Byte.cs
+++ b/corlib/System/Byte.cs
@@ -6,9 +6,11 @@
 		public const byte MinValue = 0;
 		public const byte MaxValue = 255;
 
-		internal byte m_value;
+#pragma warning disable 0169, 0649
+        internal byte m_value;
+#pragma warning restore 0169, 0649
 
-		public override bool Equals(object obj) {
+        public override bool Equals(object obj) {
 			return (obj is byte) && ((byte)obj).m_value == this.m_value;
 		}
 
diff --git a/corlib/System/Decimal.cs b/corlib/System/Decimal.cs
index c92e74e..0475af0 100644
--- a/corlib/System/Decimal.cs
+++ b/corlib/System/Decimal.cs
@@ -4,12 +4,14 @@
 	public struct Decimal {
 
 		// internal representation of decimal
-		private uint flags;
+#pragma warning disable 0169, 0649
+        private uint flags;
 		private uint hi;
 		private uint lo;
 		private uint mid;
+#pragma warning restore 0169, 0649
 
-		public static int[] GetBits(Decimal d) {
+        public static int[] GetBits(Decimal d) {
 			return new int[] { 0, 0, 0, 0 };
 		}
 
diff --git a/corlib/System/Int16.cs b/corlib/System/Int16.cs
index ca4a67d..9c6d42e 100644
--- a/corlib/System/Int16.cs
+++ b/corlib/System/Int16.cs
@@ -6,9 +6,11 @@
 		public const short MaxValue = 0x7fff;
 		public const short MinValue = -32768;
 
-		internal short m_value;
+#pragma warning disable 0169, 0649
+        internal short m_value;
+#pragma warning restore 0169, 0649
 
-		public override bool Equals(object obj) {
+        public override bool Equals(object obj) {
 			return (obj is short) && ((short)obj).m_value == this.m_value;
 		}
 
diff --git a/corlib/System/SByte.cs b/corlib/System/SByte.cs
index 7438b77..ce0a97d 100644
--- a/corlib/System/SByte.cs
+++ b/corlib/System/SByte.cs
@@ -6,9 +6,11 @@
 		public const sbyte MinValue = -128;
 		public const sbyte MaxValue = 127;
 
-		internal sbyte m_value;
+#pragma warning disable 0169, 0649
+        internal sbyte m_value;
+#pragma warning restore 0169, 0649
 
-		public override bool Equals(object obj) {
+        public override bool Equals(object obj) {
 			return (obj is sbyte) && ((sbyte)obj).m_value == this.m_value;
 		}
 
diff --git a/corlib/System/UInt16.cs b/corlib/System/UInt16.cs
index 15e93d8..e2c4fac 100644
--- a/corlib/System/UInt16.cs
+++ b/corlib/System/UInt16.cs
@@ -6,9 +6,11 @@
 		public const ushort MaxValue = 0xffff;
 		public const ushort MinValue = 0;
 
-		internal ushort m_value;
+#pragma warning disable 0169, 0649
+        internal ushort m_value;
+#pragma warning restore 0169, 0649
 
-		public override bool Equals(object obj) {
+        public override bool Equals(object obj) {
 			return (obj is ushort) && ((ushort)obj).m_value == this.m_value;
 		}
 
diff --git a/corlib/System/UInt32.cs b/corlib/System/UInt32.cs
index 081d7bf..7e1c293 100644
--- a/corlib/System/UInt32.cs
+++ b/corlib/System/UInt32.cs
@@ -7,9 +7,11 @@
 		public const uint MaxValue = 0xffffffff;
 		public const uint MinValue = 0;
 
-		internal uint m_value;
+#pragma warning disable 0169, 0649
+        internal uint m_value;
+#pragma warning restore 0169, 0649
 
-		public override bool Equals(object obj) {
+        public override bool Equals(object obj) {
 			return (obj is uint) && ((uint)obj).m_value == this.m_value;
 		}
 
diff --git a/corlib/System/UInt64.cs b/corlib/System/UInt64.cs
index f9daf21..1574452 100644
--- a/corlib/System/UInt64.cs
+++ b/corlib/System/UInt64.cs
@@ -7,9 +7,11 @@
 		public const ulong MinValue = 0;
 		public const ulong MaxValue = 0xffffffffffffffffL;
 
-		internal ulong m_value;
+#pragma warning disable 0169, 0649
+        internal ulong m_value;
+#pragma warning restore 0169, 0649
 
-		public override bool Equals(object obj) {
+        public override bool Equals(object obj) {
 			return (obj is ulong) && ((ulong)obj).m_value == this.m_value;
 		}
 
diff --git a/corlib/System/WeakReference.cs b/corlib/System/WeakReference.cs
index 511dc7e..45c4575 100644
--- a/corlib/System/WeakReference.cs
+++ b/corlib/System/WeakReference.cs
@@ -5,11 +5,13 @@
 	public class WeakReference {
 
 		// These MUST agree with the definition in System.WeakReference.c
-		private object target = null;
+#pragma warning disable 0169, 0649, 0414
+        private object target = null;
 		private bool trackResurrection;
 		private IntPtr nextWeakRef;
+#pragma warning restore 0169, 0649, 0414
 
-		public WeakReference(object target) : this(target, false) { }
+        public WeakReference(object target) : this(target, false) { }
 
 		public WeakReference(object target, bool trackResurrection) {
 			this.trackResurrection = trackResurrection;
diff --git a/corlib/corlib.csproj b/corlib/corlib.csproj
index 1126e9c..21a5a33 100644
--- a/corlib/corlib.csproj
+++ b/corlib/corlib.csproj
@@ -1,4 +1,5 @@
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -13,7 +14,9 @@
     </FileUpgradeFlags>
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
-    <OldToolsVersion>2.0</OldToolsVersion>
+    <OldToolsVersion>3.5</OldToolsVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -26,7 +29,6 @@
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
     <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
-    <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
@@ -42,6 +44,7 @@
     <GenerateSerializationAssemblies>Off</GenerateSerializationAssemblies>
     <NoStdLib>true</NoStdLib>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -54,6 +57,7 @@
     <NoStdLib>true</NoStdLib>
     <FileAlignment>512</FileAlignment>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'LocalTest|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -68,6 +72,7 @@
     <GenerateSerializationAssemblies>Off</GenerateSerializationAssemblies>
     <ErrorReport>prompt</ErrorReport>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="System.Collections.Generic\Comparer.cs" />
@@ -243,14 +248,9 @@
     <Compile Include="System\WeakReference.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="System" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
       <Visible>False</Visible>
-      <ProductName>.NET Framework Client Profile</ProductName>
+      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
       <Install>false</Install>
     </BootstrapperPackage>
     <BootstrapperPackage Include="Microsoft.Net.Framework.2.0">
diff --git a/dna.sln b/dna.sln
index f2f0872..9652c8f 100644
--- a/dna.sln
+++ b/dna.sln
@@ -1,9 +1,9 @@
 
-Microsoft Visual Studio Solution File, Format Version 10.00
-# Visual Studio 2008
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "dna", "dna\dna.vcproj", "{888AAA01-F58E-4E41-8BBB-78294D9DABF7}"
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 11
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "dna", "dna\dna.vcxproj", "{888AAA01-F58E-4E41-8BBB-78294D9DABF7}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libIGraph", "libIGraph\libIGraph.vcproj", "{E8C90D0B-0F97-485C-8765-FC14202EF252}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libIGraph", "libIGraph\libIGraph.vcxproj", "{E8C90D0B-0F97-485C-8765-FC14202EF252}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
diff --git a/libIGraph/Fonts/arial.ttf b/libIGraph/Fonts/arial.ttf
new file mode 100644
index 0000000..ff0815c
--- /dev/null
+++ b/libIGraph/Fonts/arial.ttf
Binary files differ
diff --git a/libIGraph/Fonts/tahoma.ttf b/libIGraph/Fonts/tahoma.ttf
new file mode 100644
index 0000000..f5a011e
--- /dev/null
+++ b/libIGraph/Fonts/tahoma.ttf
Binary files differ
diff --git a/libIGraph/Fonts/verdana.ttf b/libIGraph/Fonts/verdana.ttf
new file mode 100644
index 0000000..8f25a64
--- /dev/null
+++ b/libIGraph/Fonts/verdana.ttf
Binary files differ