Fixing #210 - include xml docs in NuGet package

Author: Jake Ginnivan

src/TestStack.White/TestStack.White.csproj

@@ -48,6 +48,7 @@
     <UseVSHostingProcess>false</UseVSHostingProcess>
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+    <DocumentationFile>bin\Debug\TestStack.White.xml</DocumentationFile>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'">
     <OutputPath>bin\Release\</OutputPath>

src/TestStack.White/TestStack.White.nuspec

@@ -22,6 +22,7 @@
   <files>
     <file src="TestStack.White.dll" target="lib\net40" />
     <file src="TestStack.White.pdb" target="lib\net40" />
+    <file src="TestStack.White.xml" target="lib\net40" />
     <file src="Init.ps1" target="tools" />
     <file src="TestStack.White.psm1" target="tools" />
     <file src="readme.txt" target="" />