MvvMCross 3.0.6 Nuget package installation issue

Estou tentando instalar o pacote NuVG MVVMCross usando a versão NuGet 2.5. Eu adicionei o arquivo mono android e touch na pasta Profile104. Ainda estou recebendo seguinte exceção:

Attempting to resolve dependency 'MvvmCross.HotTuna.StarterPack (≥ 3.0.6)'.
Attempting to resolve dependency 'MvvmCross.HotTuna.CrossCore (≥ 3.0.6)'.
Attempting to resolve dependency 'MvvmCross.PortableSupport (≥ 3.0.6)'.
Installing 'MvvmCross.PortableSupport 3.0.6'.
Successfully installed 'MvvmCross.PortableSupport 3.0.6'.
Installing 'MvvmCross.HotTuna.CrossCore 3.0.6'.
Successfully installed 'MvvmCross.HotTuna.CrossCore 3.0.6'.
Installing 'MvvmCross.HotTuna.StarterPack 3.0.6'.
Successfully installed 'MvvmCross.HotTuna.StarterPack 3.0.6'.
Installing 'MvvmCross 3.0.6'.
Successfully installed 'MvvmCross 3.0.6'.
Adding 'MvvmCross.PortableSupport 3.0.6' to PortableClassLibrary1.
Uninstalling 'MvvmCross.PortableSupport 3.0.6'.
Successfully uninstalled 'MvvmCross.PortableSupport 3.0.6'.
Install failed. Rolling back...
Could not install package 'MvvmCross.PortableSupport 3.0.6'. 

Você está tentando instalar esse pacote em um projeto que segmenta 'portable-win + net45 + MonoAndroid16 + MonoTouch40 + sl40 + wp', mas o pacote não contém nenhuma referência de montagem ou arquivos de conteúdo que sejam compatíveis com essa estrutura. Para mais informações, entre em contato com o autor do pacote.

Eu selecionei a seguinte opção ao criar um novo projeto de Biblioteca PCL

A seguir, o conteúdo dos arquivos xml da pasta C: \ Arquivos de Programas (x86) \ Referência Assemblies \ Microsoft \ Framework.NETPortable \ v4.0 \ Profile \ Profile104 \ SupportedFrameworks

.NET para Windows Store apps.xml

<?xml version="1.0" encoding="utf-8"?>
<Framework
    Identifier=".NETCore"
    Profile="*"
    MinimumVersion="4.5"
    DisplayName=".NET for Windows Store apps"
    MinimumVersionDisplayName="" />

.NET Framework 4.5

<?xml version="1.0" encoding="utf-8"?>
<Framework
    Identifier=".NETFramework"
    Profile="*"
    MinimumVersion="4.5"
    DisplayName=".NET Framework"
    MinimumVersionDisplayName="4.5" />

MonoAndroid.xml

<?xml version="1.0" encoding="utf-8"?>
<Framework DisplayName="Mono for Android"
  Identifier="MonoAndroid"
  Profile="*"
  MinimumVersion="1.6"
  MaximumVersion="*" />

MonoTouch.xml

<?xml version="1.0" encoding="utf-8"?>
<Framework
    DisplayName="MonoTouch"
    Identifier="MonoTouch"
    Profile="*"
    MaximumVersion="*" 
    MinimumVersion="4.0" />

Silverlight 4.xml

<?xml version="1.0" encoding="utf-8"?>
<Framework
    Identifier="Silverlight"
    Profile=""
    MinimumVersion="4.0"
    DisplayName="Silverlight"
    MinimumVersionDisplayName="4" />

VSMonoTouch.xml

<?xml version="1.0" encoding="utf-8"?>
<Framework DisplayName="VS MonoTouch"
  Identifier=".NETFramework"
  Profile="*"
  MinimumVersion="1.0"
  MaximumVersion="1.0" />

Windows Phone 7.5.xml

<?xml version="1.0" encoding="utf-8"?>
<Framework
    Identifier="Silverlight"
    Profile="WindowsPhone7*"
    MinimumVersion="4.0"
    DisplayName="Windows Phone"
    MinimumVersionDisplayName="7.5" />

Eu estou usando o Visual Studio 2012 Ultimate Update 2 no Windows Server 2012 64 bit edition. Alguém pode me apontar na direção certa.

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