Renamed the project to Umbraco.PublishedCache.NuCache - and move non NuCache related stuff to abstractions and infrastructure.

src/Umbraco.PublishedCache.NuCache/NuCacheComponent.cs

@@ -0,0 +1,18 @@
+using Umbraco.Core.Composing;
+
+namespace Umbraco.Web.PublishedCache.NuCache
+{
+    public sealed class NuCacheComponent : IComponent
+    {
+        public NuCacheComponent(IPublishedSnapshotService service)
+        {
+            // nothing - this just ensures that the service is created at boot time
+        }
+
+        public void Initialize()
+        { }
+
+        public void Terminate()
+        { }
+    }
+}