UselessToucan

Results 2 issues of UselessToucan

As far as I see, there is a `HttpClient` instance creation under the hood of a `TelegramBotClient`. Since `HttpClient` is `IDisposable`, I guess we should call `_httpClient.Dispose()` at some point.

1. `SP_GetType`, `SP_GetDbType`: There are some `if (A) {...} else if (A) {...}` branches. The second branch probably should check for a different type. 2. `SPToCoreScan`: There are three empty...