Started improving the Test suite.
- Moved SongTest to the test package.
- Created BugTest, which tests the abstract Bug class methods.
- Removed an unused method from Bug.
Added Bug.move test, and rebuilt move.
Merge branch 'master' of git@github.com:seanastephens/ParanoidPosies.git

Conflicts:
	ParanoidPosies/src/model/Bug.java
	
Merged the most horrible merge conflict yet...