Merge pull request #7 from ekt7be/master

changed options menu so you can change number of players
pathfinding AI
cached sprite textures, beginning entityfactory
zzz
merged alex's ai
actually merged alex's
added last movement variable
old movement
even with random tile gen, enemies always go towards you
minor ai improvements
working entityfactory for most classes
ai tweaks: a little smarter, tries to surround you, map changes
added fps counter
map change
Clint: added sword sprites, added a boolean isSlashing in GameEntity and Player, updated the Sword class to remove the placeholder sprite, and added some sword animation logic to Player.
Merge branch 'master' of https://github.com/seanKenkeremath/Seizonsha
Clint: fixed a sword animation bug. Removed sword content from the GameEntity class. Exclusively in the Playwer class for now.
Clint: attemping to fix differences between my copy and the push copy
removed unnecessary allocations to fix GC lag
fixed small bug in entityfactory