* [getRoomList 获取房间列表] * @param {options} * data: { * index: 获取的房间开始索引，从0开始计算 * cnt: 获取的房间个数 * } * success: 成功回调 * fail: 失败回调 * * @return success * rooms: 房间列表信息
(options)
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nothing calls this directly
no test coverage detected