Added new slice image and added getPosition() to slice
Put slice model in SliceView to get position and dimensions dynamicly
Set up box 2d debugger for testing purposes
Merge branch 'development' into enhancedGraphics
Added chain shape to shape factory
Added obstacles to all new segment/slice graphics
Made playerShip take damage on impact with obstacles
Added enemies to new slice/segment graphics
Added a debug render method
Merging in enhancedGraphics. Fixing merge conflicts