Merge pull request #662 from nestalk/master

Fix dependency name for the XamForms nuget

Author: Paul Betts

NuGet/ReactiveUI-XamForms/ReactiveUI-XamForms.nuspec

@@ -12,7 +12,7 @@
 
     <dependencies>
       <dependency id="reactiveui-core" version="[6.0.0]" />
-      <dependency id="Xamarin-Forms" version="1.0.6188" />
+      <dependency id="Xamarin.Forms" version="1.0.6188" />
     </dependencies>
   </metadata>
 </package>