Color, Fix Direction, getValue to getTheta
Added GPLv3 license to repo and header notice to all files
Fix GameTest.java
Merge pull request #33 from awiltz1/Work

Work
Merge pull request #31 from RoboNickBot/license

Added GPLv3 license to repo and header notice to all files
added abstract projectiles and concrete SimpleBullets along with methods
for firing them and updated GameTest to use them
Merge pull request #35 from RoboNickBot/bullets

Added SimpleBullets and introduced the SpriteList class
made projectiles collide with ground
Merge pull request #36 from RoboNickBot/bullet-fix

made projectiles collide with ground
added class names to DummyUI output
fix collision, buggy gui
working gui
Merge branch 'direction' of https://github.com/lijiaqigreat/ateam-tanks into lijiaqigreat-direction

Conflicts:
	src/Game.java
	src/Obstacle.java
	src/SimpleTank.java
	src/Sprite.java
Merge pull request #38 from RoboNickBot/lijiaqigreat-direction

Lijiaqigreat direction
just added some things to the test and some debugging messages
The mystery of the undead sprites is solved!
Merge pull request #39 from RoboNickBot/the-great-arraylist-mystery

The mystery of the undead sprites is solved!
Added an interface for a map-reader and an example map
Merge branch 'maps-clarification'