This PR will lead us towards the Promised Day, for in its wake there shall be much celebration and ecstasy as this world becomes a world suitable for developer hegemony. The first strike is thusly;
All << is converted into to_chat().
changes:
Maps are no longer compiled in, instead loaded directly from the DMMs at runtime.
Z level defines have been moved from the config to map datums.
Unit tests now use typecaches.
DMMS now actually works.
DMMS has been updated slightly.
DMMS is now capable of loading simple lists of non-text types.
DMMS is now faster when loading many types without mapped in attributes and when loading area instances.
Asteroid generation is now defined on the map datum instead of being hard-coded in SSasteroid.
Holodeck presets are now defined on the map datum.
Atmos machinery now uses Initialize().
Fixes all the snowflake guns unique to our codebase with multiple firemodes so that they now actually behave correctly. Fixes a few bugs relating to computers, and updates modular_computers to use holoscreens.
Computers now use an overlay based system, instead of demanding a full set of icons (on, off, broken) for every different computer.
Partially ports ParadiseSS13/Paradise#1468 which is a port of tgstation/-tg-station#9931.
Everything in game/machinery/computers/ and modules/shuttles should now have properly (de)capitalized names. Computer, board and research names should now be coherent, too. Adds a research for employment records circuit board.
Moves all ferry shuttle processing into one place: the new shuttle
controller.
Also cleans up the emergency shuttle controller a bit more and fixes
multi-shuttle cooldown.
