Orders can be given to units, locations, hexes and in general.
* Move
* Transfer
* Set HQ
* Paradrop ( and Airlift )
* Load
* Unload
* Infra (build road, build bridge)
* Build (build location, repair location, upgrade location)
* Offer Peace (and Retract Peace Offer)
* Offer Alliance and (Retract Alliance Offer)