Version 0.7 ----------- * proxy setup using in TGBot call or using set_proxy method (both takes a list of parameters passed to httr::use_proxy * `group_id` utility function (it work the same as `bot_token` or `user_id`, by using the `R_TELEGRAM_GROUP_` prefix); * `sendDice` method; * `sendPoll` method; * `sendChatAction` method; * miscellaneous bugfixes.