Advanced Fighter and mine animations, and buttons
#77 #79 mine is now using new artwork, and the player can hit the mine with lasers
#80 changing player ship sprite and adding animation
Added basic enemy

basic enemy 36*36, advanced 48*48, mine 84*84
#80 the sprite was for advanced enemy not the player entity
#81 updating resources and sprite widths
increasing the size of the player ship in preparation of new artwork
Added a boss unit

Added a boss unit, explosions at location of impact, different damage
for different projectiles
sign in and leader board are now menu items not automaticly loading
removing unused variables
updated player sprite
changing script inclusion order
changing sprite name for the player ship
Fixed boss health, and damage done when colliding with enemies
turning audio backon, giving asteroids variable health (ratio .25 = 1 hit, ratio > .25 = 2 hit)
added boss sprite

this is the base boss image still need to add force-field animation and
ability for it to go from green to yellow to red and different shades in
between to show health
updated boss image

600x277 added fade from green to red to show damage
merging with dev-boss
#63 implementing new boss image
#63 boss now changes frames based on health