Merge pull request #4 from Daikatana/development

Development
Changed how maps are loaded

All maps are loaded in the main game file. The current map is passed to
the level file. If you want to only load a specific map, just change the
levelIndex in PlatformerGame.cs. It's set to 0 right now, cause that's
my map. You each have a map.
Merge branch 'development' of https://github.com/Lakon/PiN into development
Merge pull request #10 from Lakon/development

Development