0.2.0-alpha22

Available on NuGet.

Changes:

• Add Unsubscribe to WebSocketClients: AggregateTrade, Candlestick, Trade, Depth, and SymbolStatistics.
  • Add multiple CombinedStreamsExample samples using web socket clients with use of Unsubscribe.
• Add Symbol extensions to verify or validate (with exceptions) orders or just price and quantity.
  • Add UpdateCacheAsync to Symbol for convenience.
  • Remove UpdateCache from Asset (now combined with Symbol.UpdateCache).
• Add CancelAsync to TaskController and RetryTaskController.
• Add logging information and update comments.