Explore action

Choosing position, rotation, hex. Currently no restraints on position or
rotation.
Two-phase exploration for Planta
Explore: limit positions
Choose position  by index
Fix off-by-one bug in TechType
Limit rotations, choose by index
Fix bug that Boris found
Improved explore image
Map and Explore namespaces
Store map on client. Pan & zoom buttons.
Deleted docs (moved to Google Drive)