Added SocketIOClient.removeAllHandlers

SocketIOClientSwift/SocketIOClient.swift

@@ -449,6 +449,14 @@ public final class SocketIOClient: NSObject, SocketEngineClient, SocketLogClient
         handlers.append(handler)
     }
 
+	/**
+	Removes all handlers.
+	Can be used after disconnecting to break any potential remaining retain cycles.
+	*/
+	public func removeAllHandlers() {
+		handlers.removeAll(keepCapacity: false)
+	}
+    
     /**
     Adds a handler that will be called on every event.
     */