Disable cache in debug

NzbDrone.Api/Frontend/StaticResourceProvider.cs

@@ -54,6 +54,11 @@ public Response ProcessStaticResourceRequest(NancyContext context, string workin
                         response.Headers.EnableCache();
                     }
 
+                    else
+                    {
+                        response.Headers.DisableCache();
+                    }
+
                     return response;
                 }