beginning resamplings with 0 for better graphing

Selector/Scrobble/Resampler.cs

@@ -26,6 +26,12 @@ namespace Selector
 			var earliest = sortedScrobbles.First().Timestamp;
 			var latest = sortedScrobbles.Last().Timestamp;
 
+            yield return new CountSample()
+            {
+                TimeStamp = earliest - (window / 2),
+                Value = 0
+            };
+
             var enumeratorExhausted = false;
 
 			for (var windowStart = earliest; windowStart <= latest; windowStart += window)