Revert "Update 2 nuget dependencies"

This reverts commit 66042a3.

***NO_CI***

Author: josesimoes

nanoFramework.Networking.Sntp.sln

@@ -1,4 +1,4 @@
-
+
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
 VisualStudioVersion = 15.0.27703.2042

nanoFramework.Networking.Sntp/nanoFramework.Networking.Sntp.nfproj

@@ -1,22 +1,22 @@
-<?xml version="1." encoding="utf-8"?>
-<Project ToolsVersion="1.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup Label="Globals">
-    <NanoFrameworkProjectSystemPath>$(MSBuildToolsPath)..\..\..\nanoFramework\v1.\</NanoFrameworkProjectSystemPath>
+    <NanoFrameworkProjectSystemPath>$(MSBuildToolsPath)..\..\..\nanoFramework\v1.0\</NanoFrameworkProjectSystemPath>
   </PropertyGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.Default.props" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.Default.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectTypeGuids>{1.8DD76-328B-46DF-9F39-F55991.0360};{FAE04EC0-301.1.3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
-    <ProjectGuid>a81.e83-01.-4570-a2f9-8b8be68cfd7b</ProjectGuid>
+    <ProjectTypeGuids>{11A8DD76-328B-46DF-9F39-F559912D0360};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ProjectGuid>a8146e83-014a-4570-a2f9-8b8be68cfd7b</ProjectGuid>
     <OutputType>Library</OutputType>
     <AppDesignerFolder>Properties</AppDesignerFolder>
-    <FileAlignment>51./FileAlignment>
+    <FileAlignment>512</FileAlignment>
     <RootNamespace>nanoFramework.Networking.Sntp</RootNamespace>
     <AssemblyName>nanoFramework.Networking.Sntp</AssemblyName>
-    <TargetFrameworkVersion>v1.</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v1.0</TargetFrameworkVersion>
     <NF_IsCoreLibrary>True</NF_IsCoreLibrary>
-    <Documen.tionFile>bin\$(Configuration)\nanoFramework.Networking.Sntp.xml</Documen.tionFile>
+    <DocumentationFile>bin\$(Configuration)\nanoFramework.Networking.Sntp.xml</DocumentationFile>
   </PropertyGroup>
   <PropertyGroup>
     <SignAssembly>true</SignAssembly>
@@ -39,7 +39,7 @@
     </NFMDP_PE_ExcludeClassByName>
   </ItemGroup>
   <ItemGroup>
-    <NFMDP_PE_LoadHints Include="..\packages\nanoFramework.CoreLibrary.1.0.1.review.9\lib\mscorlib.dll">
+    <NFMDP_PE_LoadHints Include="..\packages\nanoFramework.CoreLibrary.1.10.1-preview.9\lib\mscorlib.dll">
       <InProject>false</InProject>
     </NFMDP_PE_LoadHints>
   </ItemGroup>
@@ -53,8 +53,8 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib, Version=1.0.1., Culture=neutral, PublicKeyToken=c07d481.758c731.
-      <HintPath>..\packages\nanoFramework.CoreLibrary.1.0.1.review.9\lib\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=1.10.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.CoreLibrary.1.10.1-preview.9\lib\mscorlib.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
@@ -67,7 +67,7 @@
   <Import Project="..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets" Condition="Exists('..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
-      <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=3221..The missing file is {0}.</ErrorText>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105.The missing file is {0}.</ErrorText>
     </PropertyGroup>
     <Error Condition="!Exists('..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets'))" />
   </Target>