Putting Success property back on ILastResponse

src/IF.Lastfm.Core.Tests/Scrobblers/ScrobblerTests.cs

@@ -34,8 +34,6 @@ public void Initialise()
             _scrobbler = new Scrobbler(_mockAuth.Object, httpClient);
         }
 
-
-
         [TestMethod]
         public async Task CorrectResponseWithBadAuth()
         {

src/IF.Lastfm.Core/Api/Helpers/LastResponse.cs

@@ -7,6 +7,8 @@ namespace IF.Lastfm.Core.Api.Helpers
 {
     public interface ILastResponse
     {
+        bool Success { get; }
+
         LastResponseStatus Status { get; }
     }
 

src/IF.Lastfm.Core/Json/PageResponseJsonConverter.cs

@@ -12,6 +12,7 @@ public override void WriteJson(JsonWriter writer, object value, JsonSerializer s
 
             dynamic container = new
             {
+                success = pageResponse.Success,
                 items = pageResponse.Content,
                 page = new
                 {

src/IF.Lastfm.Core/Scrobblers/ScrobbleResponse.cs

@@ -8,9 +8,19 @@ public class ScrobbleResponse : ILastResponse
     {
         public LastResponseStatus Status { get; internal set; }
 
-        public bool Cached
+        public bool Success
         {
-            get { return Status == LastResponseStatus.Cached; }
+            get
+            {
+                switch (Status)
+                {
+                    case LastResponseStatus.Successful:
+                    case LastResponseStatus.Cached:
+                        return true;
+                    default:
+                        return false;
+                }
+            }
         }
 
         public Exception Exception { get; internal set; }