* DEV-1761: Clean up Ruleset interface (#115)
* remove legacy ruleset types and simplify ruleset interface
* remove unnecessary settings argument from Ruleset interface
* decouple rules.Settings from client API and store settings as strings
* DEV 1761: Add new BoardState and Point fields (#117)
* add Point.TTL, Point.Value, GameState and PointState to BoardState
* allow maps to access BoardState.GameState,PointState
* add PreUpdateBoard and refactor snail_mode with it
* fix bug where an extra turn was printed to the console
* fix formatting
* fix lint errors
Co-authored-by: JonathanArns <jonathan.arns@googlemail.com>
* remove squad support and switch to using pipelines only in RulesBuilder
* remove spawn_food.standard from legacy ruleset definitions
* bugfix: Royale map generates Standard food
* add maps support to CLI
* add automated tests for all registered GameMap implementations
* update README
Refactor rulesets into smaller composable operations
In order to mix up the functionality from different rulesets like Solo, Royale, etc. the code in these classes needs to be broken up into small functions that can be composed in a pipeline to make a custom game mode.
