Update based on feedback

Author: ryanvog

src/ResourceManager/DevTestLabs/Commands.DevTestLabs.Test/packages.config

@@ -20,7 +20,7 @@
   <package id="Microsoft.Rest.ClientRuntime.Azure.Authentication" version="2.3.1" targetFramework="net452" />
   <package id="Microsoft.Rest.ClientRuntime.Azure.TestFramework" version="1.7.1" targetFramework="net452" />
   <package id="Moq" version="4.2.1510.2205" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net45" />
   <package id="xunit" version="2.1.0" targetFramework="net45" />
   <package id="xunit.abstractions" version="2.0.0" targetFramework="net45" />
   <package id="xunit.assert" version="2.1.0" targetFramework="net45" />

src/ResourceManager/DevTestLabs/Commands.DevTestLabs/Commands.DevTestLabs.csproj

@@ -112,9 +112,6 @@
     <Reference Include="Microsoft.Rest.ClientRuntime.Azure, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\..\..\packages\Microsoft.Rest.ClientRuntime.Azure.3.3.7\lib\net452\Microsoft.Rest.ClientRuntime.Azure.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Rest.ClientRuntime.Azure.Authentication, Version=2.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\..\packages\Microsoft.Rest.ClientRuntime.Azure.Authentication.2.2.12\lib\net45\Microsoft.Rest.ClientRuntime.Azure.Authentication.dll</HintPath>
-    </Reference>
     <Reference Include="Microsoft.Threading.Tasks.Extensions, Version=1.0.12.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\..\..\packages\Microsoft.Bcl.Async.1.0.168\lib\net40\Microsoft.Threading.Tasks.Extensions.dll</HintPath>

src/ResourceManager/DevTestLabs/Commands.DevTestLabs/packages.config

@@ -12,6 +12,5 @@
   <package id="Microsoft.Net.Http" version="2.2.28" targetFramework="net45" />
   <package id="Microsoft.Rest.ClientRuntime" version="2.3.8" targetFramework="net452" />
   <package id="Microsoft.Rest.ClientRuntime.Azure" version="3.3.7" targetFramework="net452" />
-  <package id="Microsoft.Rest.ClientRuntime.Azure.Authentication" version="2.2.12" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net452" />
 </packages>