Inline mode fix.

bot.go

@@ -682,6 +682,8 @@ func (b *Bot) Notify(recipient Recipient, action ChatAction) error {
 // be responded to once, subsequent attempts to respond to the same query
 // will result in an error.
 func (b *Bot) Answer(query *Query, response *QueryResponse) error {
+	response.QueryID = query.ID
+
 	respJSON, err := b.Raw("answerInlineQuery", response)
 	if err != nil {
 		return err

inline.go

@@ -101,7 +101,7 @@ func (results Results) MarshalJSON() ([]byte, error) {
 		}
 	}
 
-	return json.Marshal(results)
+	return json.Marshal([]Result(results))
 }
 
 func inferIQR(result Result) error {

inline_types.go

@@ -9,7 +9,7 @@ type ResultBase struct {
 	// Ignore. This field gets set automatically.
 	Type string `json:"type",hash:"ignore"`
 
-	// Content of the message to be sent.
+	// Optional. Content of the message to be sent.
 	Content *InputMessageContent `json:"input_message_content,omitempty"`
 
 	// Optional. Inline keyboard attached to the message.