- Type names for love's Lua objects are specified as an argument to luax_register_type, rather than being statically defined in an array.
- luax_register_type takes a variable number of method array arguments, for registering superclass methods without copying them into the subclass' method array.
Also removed most of the header declarations for wrapper functions.
With the changes to Shapes rendering them mere blocks of information with no role in the World save being attached to Bodies and discarded, Shape:destroy no longer has any justification for its continued existence. Truly, on several levels, it has been hoist with its own petard.