Add a readme which is added by NuGet

NuGet/Stylet.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2011/10/nuspec.xsd">
   <metadata>
     <id>Stylet</id>
-    <version>0.9.0-beta7</version>
+    <version>0.9.0-beta8</version>
     <title>Stylet</title>
     <authors>Antony Male</authors>
     <owners>Antony Male</owners>
@@ -16,8 +16,10 @@
   </metadata>
 
   <files>
-    <file src="bin\Release\Stylet.dll" target="lib\net45"/>
-    <file src="bin\Release\Stylet.pdb" target="lib\net45"/>
-    <file src="**\*.cs" target="src"/>
+    <file src="..\Stylet\bin\Release\Stylet.dll" target="lib\net45"/>
+    <file src="..\Stylet\bin\Release\Stylet.pdb" target="lib\net45"/>
+    <file src="..\Stylet\**\*.cs" target="src"/>
+    <file src="tools\**.*" target="tools"/>
+    <file src="content\**.*" target="content"/>
   </files>
 </package>

NuGet/content/net45/StyletReadme.txt

@@ -0,0 +1,3 @@
+Welcome to Stylet! Stylet is a small but powerful MVVM framework, which supports a ViewModel-First approach.
+
+Please read the documentation at https://github.com/canton7/Stylet/wiki 

NuGet/tools/install.ps1

@@ -0,0 +1,8 @@
+param($installPath, $toolsPath, $package, $project)
+
+Write-Host "Hello"
+Write-Host $project.FullName
+$path = [System.IO.Path]
+$readmefile = $path::Combine($path::GetDirectoryName($project.FullName), "StyletReadme.txt")
+$DTE.ItemOperations.OpenFile($readmefile)
+