Some people require a reason for living. With the line, “Babies want to be born,” Jessica Huang’s play, “Mother of Exiles,” zeros in on continuing one’s blood line as life’s purpose. This three-part immigrant story begins on Angel Island in 1898, at a time when shameful views of unwed mothers forced some women to give up their newborns for adoption. From beginning to end, Eddie Loi’s baby is the thread that holds the play together…