Add ForwardMessages method

Author: olegius88

README.md

@@ -159,6 +159,7 @@ Example of incoming webhooks receiving | [receiveNotification.py](https://github
 | `sending.sendLocation`                 | The method is aimed for sending a location message                                                                                                                                                  | [SendLocation.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/SendLocation.md)                                     |
 | `sending.sendMessage`                  | The method is aimed for sending a text message to a personal or a group chat                                                                                                                        | [SendMessage.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/SendMessage.md)                                       |
 | `sending.sendTemplateButtons`          | The method is aimed for sending a message with template list interactive buttons to a personal or a group chat                                                                                      | [SendTemplateButtons.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/SendTemplateButtons.md)                       |
+| `sending.forwardMessages`              | The method is intended for forwarding messages to a personal or group chat                                                                                                                          | [ForwardMessages.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/ForwardMessages.md)                               |
 | `serviceMethods.checkWhatsapp`         | The method checks WhatsApp account availability on a phone number                                                                                                                                   | [CheckWhatsapp.md](https://github.com/green-api/docs/blob/master/ru/docs/api/service/CheckWhatsapp.md)                                   |
 | `serviceMethods.getAvatar`             | The method returns a user or a group chat avatar                                                                                                                                                    | [GetAvatar.md](https://github.com/green-api/docs/blob/master/ru/docs/api/service/GetAvatar.md)                                           |
 | `serviceMethods.getContactInfo`        | The method is aimed for getting information on a contact                                                                                                                                            | [GetContactInfo.md](https://github.com/green-api/docs/blob/master/ru/docs/api/service/GetContactInfo.md)                                 |

README_RUS.md

@@ -154,6 +154,7 @@ body | тело сообщения (json)
 | `sending.sendLocation`                 | Метод предназначен для отправки сообщения геолокации                                                                                                                                            | [SendLocation.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/SendLocation.md)                                     |
 | `sending.sendMessage`                  | Метод предназначен для отправки текстового сообщения в личный или групповой чат                                                                                                                 | [SendMessage.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/SendMessage.md)                                       |
 | `sending.sendTemplateButtons`          | Метод предназначен для отправки сообщения с интерактивными кнопками из перечня шаблонов в личный или групповой чат                                                                              | [SendTemplateButtons.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/SendTemplateButtons.md)                       |
+| `sending.forwardMessages`              | Метод предназначен для пересылки сообщений в личный или групповой чат                                                                                                                           | [ForwardMessages.md](https://github.com/green-api/docs/blob/master/ru/docs/api/sending/ForwardMessages.md)                               |
 | `serviceMethods.checkWhatsapp`         | Метод проверяет наличие аккаунта WhatsApp на номере телефона                                                                                                                                    | [CheckWhatsapp.md](https://github.com/green-api/docs/blob/master/ru/docs/api/service/CheckWhatsapp.md)                                   |
 | `serviceMethods.getAvatar`             | Метод возвращает аватар корреспондента или группового чата                                                                                                                                      | [GetAvatar.md](https://github.com/green-api/docs/blob/master/ru/docs/api/service/GetAvatar.md)                                           |
 | `serviceMethods.getContactInfo`        | Метод предназначен для получения информации о контакте                                                                                                                                          | [GetContactInfo.md](https://github.com/green-api/docs/blob/master/ru/docs/api/service/GetContactInfo.md)                                 |

whatsapp_api_client_python/tools/sending.py

@@ -280,4 +280,25 @@ def sendTemplateButtons(self, chatId: str, message: str,
             return self.greenApi.request('POST', 
                 '{{host}}/waInstance{{idInstance}}'
                 '/SendTemplateButtons/{{apiTokenInstance}}',
-                requestBody)
+                requestBody)
+
+    def forwardMessages(self, chatId: str, chatIdFrom: str,
+                        messages: array) -> Response:
+            'The method is intended for forwarding messages to a personal or ' \
+            'group chat. The forwarded messages will be added to the send queue.' \
+            'Checking whatsapp authorization on the phone (i.e. availability in linked' \
+            'devices) is not performed. The message will be kept for 24 hours ' \
+            'in the queue and will be sent immediately after phone authorization. ' \
+            'The rate at which messages are sent from the queue is managed by ' \
+            'Message sending delay parameter.'
+
+            requestBody = {
+                'chatId': chatId,
+                'chatIdFrom': chatIdFrom,
+                'messages': messages,
+            }
+
+            return self.greenApi.request('POST',
+                                         '{{host}}/waInstance{{idInstance}}'
+                                         '/ForwardMessages/{{apiTokenInstance}}',
+                                         requestBody)