show tips on web client home page

MediaBrowser.Api/BaseApiService.cs

@@ -296,8 +296,6 @@ namespace MediaBrowser.Api
                 auth.TryGetValue("Client", out client);
                 auth.TryGetValue("Version", out version);
 
-                version = version ?? "0.0.0.0";
-
                 if (!string.IsNullOrEmpty(client) && !string.IsNullOrEmpty(deviceId) && !string.IsNullOrEmpty(device) && !string.IsNullOrEmpty(version))
                 {
                     SessionManager.LogConnectionActivity(client, version, deviceId, device, user);

MediaBrowser.Api/UserLibrary/UserLibraryService.cs

@@ -598,8 +598,6 @@ namespace MediaBrowser.Api.UserLibrary
             auth.TryGetValue("Client", out client);
             auth.TryGetValue("Version", out version);
 
-            version = version ?? "0.0.0.0";
-
             return _sessionManager.Sessions.First(i => string.Equals(i.DeviceId, deviceId) &&
                 string.Equals(i.Client, client) &&
                 string.Equals(i.ApplicationVersion, version));