Merge pull request #4 from DRA2840/master

Add a menu to main game screen, fix bugs in screen transitions and other issues
Mudando a versão.
Merge branch 'master' of http://github.com/gabrielsr/bomberman-libgdx
Merge branch 'master' of https://github.com/dayof/bomberman-libgdx
Changing the load map to be a system
A banch of workaround to finally render the stage. It's working but
needs a lot of improvements.
Implementing animation and the bomb animation.
Improvements in the control of the position of an object.
Initial suport a explosion render.
refactoring animations.
Draw Screen

Implementação da tela de empate. Necessita teste!
Paginas WinAMatch e WinACup

Bem simplificadas. Falta testar e colocar uma animação
tentativa de desenhar o personagem nas telas
Avoid GameScreen to load assets if it was not selected
Including menu and stages for test.
Improving characters and bomb size
Making PlayerControl works.
Avoid null pointer when a visible has not a placement
Removing ExplosionSystem do MatchWithUi.
Removing event do stage.json