WIP: Handle Dates

PR not ready. Have three different test fixtures to play with. Struggling
to correctly encode dates.
fixing encoding
adding ability to not unlink file of tempfile.  in case you need to copy it after load
adding support for uuid
fixing documentation
adding support for uuid arrays
fixing so that stringio isn't used as it has a lot of overhead
fixing issue with multi lines of input.   adding test to cover as well