Updated text for nuget package

nuget/NUnit3VisualStudioTestAdapter.nuspec

@@ -11,11 +11,11 @@
  <iconUrl>http://nunit.org/nuget/nunitv3_32x32.png</iconUrl>
  <requireLicenseAcceptance>false</requireLicenseAcceptance>
  <summary>The NUnit 3.0 TestAdapter for Visual Studio allows you to run NUnit 3.0 tests within Visual Studio.</summary>
- <description>A package including the NUnit 3.0 TestAdapter for Visual Studio 2012/13. With this package you don't need to install the VSIX adapter package, and you don't need to upload the adapter to your TFS server.
+ <description>A package including the NUnit 3.0 TestAdapter for Visual Studio 2012/13/15. With this package you don't need to install the VSIX adapter package, and you don't need to upload the adapter to your TFS server.
 
-Note that this package ONLY contains the adapter, not the NUnit framework. You must also get the framework, or use the NUnitTestAdapter.WithFramework nuget package. You only need one such package for a solution. 
+Note that this package ONLY contains the adapter, not the NUnit framework. You must also get the framework. You only need one such package for a solution. 
 
-The package works with Visual Studio 2012 from RTM, and with Update 1 and higher, and with Visual Studio 2013 from RTM, and tested up to Update 2 RC.</description>
+The package works with Visual Studio 2012 from RTM, and with Update 1 and higher, and with Visual Studio 2013 from RTM and all updates, Visual Studio 2015, tested up to RC.</description>
  <releaseNotes>This release works with NUnit 3.0 only.</releaseNotes>
  <copyright>NUnit Software</copyright>
  <language>en-US</language>