Include signing key in source download.

Fixes issue #2455.

Renci.SshClient/Build/build.proj

@@ -37,7 +37,7 @@
 		<RemoveDir Directories="$(MSBuildThisFileDirectory)target"/>
 	</Target>
 	
-    <Target Name="Build">
+	<Target Name="Build">
 		<ItemGroup>
 			<ProjectToBuild Include="$(MSBuildThisFileDirectory)..\Renci.SshNet.sln">
 				<Properties>Configuration=Release</Properties>
@@ -64,6 +64,7 @@
 	<Target Name="GenerateSourceZip">
 		<ItemGroup>
 			<SourceFiles Include="$(MSBuildThisFileDirectory)..\Renci.SshNet\**" Exclude="$(MSBuildThisFileDirectory)..\Renci.SshNet\bin\**;$(MSBuildThisFileDirectory)..\Renci.SshNet\obj\**"/>
+			<SourceFiles Include="$(MSBuildThisFileDirectory)..\Renci.SshNet.snk"/>
 		</ItemGroup>
 		<Zip
 			Files="@(SourceFiles)"

Renci.SshClient/Build/nuget/SSH.NET.nuspec

@@ -32,6 +32,7 @@
           * ShellStream.ReadLine produces incorrect output when reading multi-byte characters (issue #2190)
           * Dispose and Disconnect throw SocketException when socket is not connected (issue #2148)
           * SftpClient constructor throws ArgumentException when host contains underscore (issue #1845)
+          * Signing key is missing from source download (issue #2455)
 
           2014.4.6-beta1
           ==============