Adding nuspec and signing key

Change-Id: I83153cdbc4b66d6c0293c38c19d9037607a185f4

OpenStack/OpenStack.nuspec

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<package xmlns="http://schemas.microsoft.com/packaging/2011/08/nuspec.xsd">
+    <metadata>
+        <id>OpenStack-SDK-DotNet</id>
+        <version>0.9.0.0</version>
+        <title>OpenStack SDK/API for Microsoft .NET</title>
+        <authors>OpenStack.org</authors>
+        <owners>OpenStack.org</owners>
+        <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>
+        <projectUrl>https://wiki.openstack.org/wiki/OpenStack-SDK-DotNet</projectUrl>
+        <iconUrl>http://www.openstack.org/assets/openstack-logo/openstack-cloud-software-vertical-small.png</iconUrl>
+        <requireLicenseAcceptance>false</requireLicenseAcceptance>
+        <description>OpenStack .NET is an SDK/API for working with OpenStack using the Microsoft .NET Framework.</description>
+        <releaseNotes></releaseNotes>
+        <copyright>Copyright 2014</copyright>
+        <tags>OpenStack</tags>
+        <dependencies>
+            <group>
+                <dependency id="Newtonsoft.Json" version="6.0.2" />
+            </group>
+            <group targetFramework="portable-net45+netcore45+wp8+MonoAndroid1+MonoTouch1">
+                <dependency id="Microsoft.Net.Http" version="2.2.22" />
+                <dependency id="Newtonsoft.Json" version="6.0.2" />
+            </group>
+        </dependencies>
+    </metadata>
+    <files>
+        <file src="Bin\net40\Release\OpenStack.dll" target="lib\net40\OpenStack.dll" />
+        <file src="Bin\net45\Release\OpenStack.dll" target="lib\portable-net45+netcore45+wp8+MonoAndroid1+MonoTouch1\OpenStack.dll" />
+    </files>
+</package>