- ditched Wunder/wunder, now uses WU/wu throughout
- removed unused sections from example import config files
- updated documentation to reflect WU/wu changes
- revised Cumulus import preamble to be more consistent with the other
source imports
- renamed weewx_qc config option to qc
- reworked wee_import log and screen output (again) to give more
consistent output, particularlly when doing a dry run
- added qc infor to config sections of various files
- new class ImportQC() to implement weewx StdQC QC min/max limits on
imported records.
- rearrange saveToArchive() logging to give a more consistent log output
- a few minor typos
- created weewx/bin/weeimport folder and contents
- created weewx/util/import folder and contents
- deleted weewx/wee_import.conf
- updated weewx/bin/wee_import
