task/ta-npe-mapper-18 -- archive processed files

nparcel/loaderdaemon.py
* factored out the create_dir into nparcel/utils/files.py

nparcel/mapperdaemon.py
* new method archive_file()

nparcel/mapperdaemon.py
* updated the _start() method to archive inbound T1250 files

nparcel/utils/files.py
* factored out file rename facility to new move_file() function
Merge branch 'feature/us-npe-mapper' of https://github.com/loum/nparcel into feature/us-npe-mapper