libdataset additions

This release adds two functions to libdataset -- make_objects() and update_objects() which let you create
objects in batch. This is helpful if you are scripting inguest of large numbers of objects into dataset at once.

This was compiled with libdataset was compiled Golang v1.13 on Linux, Windows 10 and macOS on Intel.https://github.com/tpoechtrager/wclang