pushed new drawing calls to development branch
added upgrade values to weapons.  Enemy soldiers spawn and move.  When they meet they fight. weapons and their upgrades increase damage during fight
Middle Line draw; changed where the player clamps
dead soldiers dequeue after 20. UI stubbed for pause and play.  Paused state is implemented and unpauses correctly
some commenting, no physical changes
Merge branch 'develop'

Conflicts:
	js/Soldier.js

Current Working copy