Platinum weapons are normally only created by artifact moods.
Removed creation of platinum weapons from military.json
Altered other weapon work orders to not care about the existance of
platinum.
Renamed original file for those who want to create platinum weapons
anyway.
* move orders out of examples directory
* install orders into library dir
* read orders from new library dir
* update documentation
* update dreamfort references to orders import
* update changelog
* ignore json files in pre-commit
Scott Ellis
Myk Taylor
Janeene Beeforth