fixed memory leak and segfault problems related to stupid loop construction
update and display score
haters can crash in to player, causing damage to both
bullets cost you score
not allowed to fire bullets without score > 0
corrected collision math for x,y now being the centerpoint of drawn bitmap
spawn bullets above player
(hopefully) proper polar->cartesian math in spa_entity_update()
player controls now allow heading adjustment
intermediate
initial hater drawing
bullets now spawn with correct position/angle
re-enable bullet<->player collisions
atan2 is magic
haters shoot bullets and no longer move
player can now die; game reset implemented
added simple leveling and fixed death bugs
added todo
Merge remote-tracking branch 'origin/hater-bullets'