Overview:   Finish parsing imouto hosts

Module:     Imouto
Platform:   Python
Bug ID:     Feature
Description:Finish the function of parsing the hosts from imouto
TODO List:
            1.Imouto Downloader
            2.Huhamhire Downloader
            3.Huhamhire unzipper
            4.Bridge between Downloader moudle and DAO moudle
            5.Configuration file
            6.Dependency search