Fix coding of maximum and minimum time-stats in Grib2 save.
reordered phenomenon dictionaries
Add minimal test for grib 4.8 template statistic coding.
license header date
Added more complete tmerc to cartopy translation
Review actions
Merge pull request #719 from esc24/tmerc_as_cartopy

Added more complete tmerc to cartopy translation.
Merge pull request #697 from pp-mo/grib_maxmin

Fix coding of maximum and minimum time-stats in Grib2 save.
Merge pull request #694 from marqh/dict_order

Reordered phenomenon dictionaries for future ease of review.
implemented y-axis inversion on "positive: down" specified in vertical coord attrs