* Initial commit of hilbert water trap
* Refactoring in features/market.lua
* Fixed ribbon for both Hilberts
* Added remove decoratives function to the builder
* Refactoring the new builder functions
* Simplifying create_standard_market
* remove_map_gen_decoratives_by_filter renamed
* Fixed documentation links having _edit in them
* Formating documents
* Simple entity removal in Builders
Performance could be improved
* Removed rocks parameter
The increased radius caused simple-entity to work
* Added another way to remove units that should be more efficient
* Changed find_entities to use area instead of radius
* removed remove_units function
* changed function name from names to name
* added table.shallow_copy
* reworked 'remove_*' builders
* used remove_* builders for existing maps
* update .luacheckrc
* Added links to documentation for each public function
* Added links for new functions
You add a new surface by calling the get_surfaces() method in generate.lua
And then inserting a new value in the key, value format: [surface_name] = shape
Example
`local Generate = require 'map_gen.shared.generate'
game.create_surface('snake')
Generate.get_surfaces()['snake'] = b.rectangle(45, 4)
* Added on_snake_player_died event and a snake_demo map
* Added score to the event
* Fixed entities being destructible
Changed comment
* Fixed cases where controller type wasn't god
* Changed players controller to spectator when their snake dies
* Changed start_game call away from remote.call
* Needed new call to show the snake button
* Changed start_game to use Snake.control
* removed snake event from demo map
* Update map_gen/maps/snake_demo.lua
