Line-bot-sdk

**New Features**
- Support [Narrowcast API](https://developers.line.biz/en/reference/messaging-api/#send-narrowcast-message) (241)
- Support [stickerResourceType property added to sticker message webhook event](https://developers.line.biz/en/reference/messaging-api/#wh-sticker) (229)
- Support [mode property added to webhook event](https://developers.line.biz/en/news/2019/12/17/mode-property-for-webhook/) (#233)

**New Features**

- Support [new Messaging API endpoints for friend statistics](https://developers.line.biz/en/reference/messaging-api/#get-message-event) (216)
- Change domain name for some APIs to api-data.line.me (221, 222)
- Update `LineBotApibroadcast` (223)
- `LineBotApibroadcast` returns `BroadcastResponse` object which contains `request_id` property
- Update `LineBotApiError` (218)
- new properties `request_id` and `headers`

**New Features**

- Support [Flex Message Update 1](https://developers.line.biz/en/news/2019/08/#flex-message-update-1-released-2019-08-28) (205)

**New Features**

- Support a new api endpoint for **Friend statistics** (198)

**Trivial fixes**

- Add `maxLines` field to `Text component` (192)

**Trivial fixes**

- Fix Webhook.parser (186)

**New Features**
- Support **LINE Things scenario execution event** (176)
- Support the following APIs (183, 184)
- Get number of sent push messages `/v2/bot/message/delivery/push`
- Get number of sent multicast messages `/v2/bot/message/delivery/multicast`
- Get number of sent reply messages `/v2/bot/message/delivery/reply`
- Add fields:
- **destination** in webhook request (178)
- **content_provider** in Image, Video, and Audio (177)
- **duraton** in Video, and Audio (177)
- **defaultAction** in ButtonTemplate and CarouselColumn

**Bug fixes**
- None

**Trivial fixes**
- None

**Dependencies**
- Sphinx >= 2