Creating about page

        Signed-off-by: Lucas Pereira <lucasgpereira.10@gmail.com>
        Signed-off-by: Karine Valença <valenca.karine@gmail.com>
        Signed-off-by: Wesley Araujo <wesley.sickert@gmail.com>
        Signed-off-by: Murilo Duarte <muriloduartegoncalves@hotmail.com>