Revert "测试报告已可生成截图预览 TaskListener对html websocket的handshake base64编码去sun化"

This reverts commit 5396d1f7fcad409cbd1d3c133a91292176d64f9d.
Revert "加入Readme，使用Add to index"

This reverts commit 3d6366c4bf4674ea51d82335fe84557b48f1c8ba.