hyena.patch

diff --git a/Hyena.Data.Sqlite/Hyena.Data.Sqlite.csproj b/Hyena.Data.Sqlite/Hyena.Data.Sqlite.csproj
index cabce10..21ed285 100644
--- a/Hyena.Data.Sqlite/Hyena.Data.Sqlite.csproj
+++ b/Hyena.Data.Sqlite/Hyena.Data.Sqlite.csproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<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>
diff --git a/Hyena.Gui/Hyena.Gui.csproj b/Hyena.Gui/Hyena.Gui.csproj
index 0cf3088..539cfcc 100644
--- a/Hyena.Gui/Hyena.Gui.csproj
+++ b/Hyena.Gui/Hyena.Gui.csproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<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>
diff --git a/Hyena/Hyena.csproj b/Hyena/Hyena.csproj
index cc18abc..b7014c2 100644
--- a/Hyena/Hyena.csproj
+++ b/Hyena/Hyena.csproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="3.5">
+<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>