Map Structure

##Spawn Add a map property names start with the name of the desired starting checkpoint as string.

##Checkpoints Checkpoint objects go on the checkpoints layer. Properties:

• world the world this checkpoint should spawn the player in, at the location of the checkpoint object.
• init any actions to perform when this checkpoint is activated (by setting or by respawn)

##Special Layers

• player the player will be rendered instead of this layer
• mobs entities will be rendered instead of this layer (including drops)
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##World-special Layers

• <worldname>-walkability walkability tiles (no tile means fully walkable)
• <worldname>-laser-dev laser device tiles, which are changed when a device is rotated
• <worldname>-laser-beam laser beam tiles, which change depending on whether a laser beam is present/absent