Smeltery IO

Changelog:

 Changelog:

 - Remove last traces of mixin code  - Config name fix  - Fix formatting in build  - More build fixes  - Build updates  - Remove mixin from manifest  - Add issue templates  - Add configurable coolant items  - Fix mixin relic in release  - Fix version in mods screen  - Add cooldown to SI  - Code formatting and TE fixes  - Iceball better particles  - Fix up json models  - Sided mixin is only allowed in DEV  - Fix GUI for CM modes  - TE Optimizations  - Internal mod rename to fix TE registration issues  - TE Improvements  - Fix up registration code and additional warnings  - Get mod working in dev again