Started work on game entity and AI classes
Added stat-type enum
New stat system working
Added AStar pathfinding
Navmesh updated
Drastically improved NavMesh generation speed
Added ability to check line of sight
Basic pathfinding working.  Basic enemy function operational.
Medium-sized enemies now working, though clunky
Pathfinding should now be able to handle entities of arbitrary sizes
Fixed a bug that prevented large agents from finding a pathfinding target
Basic wandering AI functional; pathfinding improved for larger entities
Pathfinding will now consider diagonal neighbors.
Player is now a type of Entity
Simple but messy 2 state AI implemented.
Fixed bug in line of sight detection
Simple attack priority system working.
Simple attack priority system working. closes #1
Merge branch 'gameEntities' of https://github.com/cmark89/EmpireHateBuilding into gameEntities
Separated Monsters and GameEntities; added copy function to monsters