Feature
1. Support for regional data segmentation and detect [Details](https://github.com/ctripcorp/flybirds/issues/134)
- "click ocr regional[{selector}] text[{param2}]": ["点击区域[{selector}]中扫描文案[{param2}]"]
- "ocr regional[{selector}] exist text[{param2}]": ["扫描区块[{selector}]中存在[{param2}]的文案"]
- "ocr regional[{selector}] contain text[{param2}]": ["扫描区块[{selector}]中包含[{param2}]的文案"]
Bug fix
1. multiple Tags issues [Details](https://github.com/ctripcorp/flybirds/issues/137)