Removed default constructor and @Component anotation. You shouldn't be able to create a world without a cell grid
Added more cells to the print out
Created universe factory and concrete factory
Moved factories to new subpackage 'edu.uib.gol.model.factory', and updated references
Added Universe interface, class and test class
Renamed WorldFactory buildWorld->createWorld
Added tests for creating universe and getting world. Renamed concreate universe factory UniverseFactoryImpl
Added commons-lang to pom