• Fixed fill value handling for string types in nc4_get_vara().
• Corrected behavior of nc_inq_unlimdim and nv_inq_unlimdims to report dimids in same order as nc_inq_dimids.
• Addressed an issue reported by Jeff Whitaker regarding nc_inq_nvars returning an incorrect number of dimensions (this issue was introduced in 4.3.1-rc5). Integrated a test contributed by Jeff Whitaker.
• A number of previously-disabled unit tests were reviewed and made active.