depending on data annotations is a mistake, it is not in client profile

Dapper.Contrib.Tests/Dapper.Contrib.Tests.csproj

@@ -43,7 +43,6 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
-    <Reference Include="System.ComponentModel.DataAnnotations" />
     <Reference Include="System.Core" />
     <Reference Include="System.Data.SqlServerCe, Version=4.0.0.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>

Dapper.Contrib.Tests/Tests.cs

-using System.ComponentModel.DataAnnotations;
-using System.Data;
+using System.Data;
 using System.Data.SqlServerCe;
 using System.IO;
 using System.Linq;

Dapper.Contrib/Dapper.Contrib.csproj

@@ -40,7 +40,6 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
-    <Reference Include="System.ComponentModel.DataAnnotations" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
@@ -49,7 +48,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="Extensions\SqlMapperExtensions.cs" />
+    <Compile Include="SqlMapperExtensions.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -58,6 +57,9 @@
       <Name>Dapper</Name>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup>
+    <None Include="Dapper.Contrib.nuspec" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\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.

Dapper.Contrib/Dapper.Contrib.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
   <metadata>
     <id>Dapper.Contrib</id>
-    <version>1.0</version>
+    <version>1.1</version>
     <authors>Sam Saffron,Johan Danforth</authors>
     <owners>Sam Saffron,Johan Danforth</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0</licenseUrl>

Dapper.Contrib/SqlMapperExtensions.cs

 using System;
 using System.Collections.Generic;
-using System.ComponentModel.DataAnnotations;
 using System.Data;
 using System.Diagnostics;
 using System.Linq;
@@ -434,4 +433,10 @@ public TableAttribute(string tableName)
         }
         public string Name { get; private set; }
     }
+
+    // do not want to depend on data annotations that is not in client profile
+    [AttributeUsage(AttributeTargets.Property)]
+    public class KeyAttribute : Attribute
+    {
+    }
 }