MANCHESTER — The Board of Administrators voted unanimously Tuesday night to build a committee to oversee the new library creating venture and a subcommittee of the board to study the Case Mountain log cabin. The Library Constructing Committee will have 11 customers: three every from the Board of Administrators, including a person from the minority bash, the Library Advisory Board, and the city Building Committee, alongside two members representing the Manchester neighborhood. The city supervisor also can appoint city staff as ex-officio customers with no voting rights. The committee is charged with planning and overseeing development of the new Manchester Community Library at 1041 Key St. Voters authorised the undertaking…