Hardcore Dungeons

### Alpha 10
* Added Candy Cane, Candy Cane blocks, Candy Cane sword
* Added Deer Antlers, Venison, Deer Spawn Egg
* Added Chocolate Block, Chocolate Stairs, Chocolate Slab
* Added Shroomy Cobblestone Wall and Shroomy Stone Brick Wall
* Added several stonecutter recipes
* Added a few recipes
* Added missing translations
* Added Incendiary Bullets that light targets on fire
* Added potted variants for flowers and gumdrops
* Added recipes for converting stairs/slabs back into full blocks
* Removed an unused "lumlight_campfire" tile entity type
* Removed Mugen promotion because real Mugen is on a hiatus
* Removed Lum and Volatile Lum because they have no planned use
* Fixed Hardcore Dungeons particles being unregistered
* Fixed unlit Purple Castleton Lamp missing a texture
* Fixed incorrect textures for Shroomy Stone Brick Stairs and Slabs
* Fixed bush placement in Thick Forest because only Knightly Shrubland got the fix
* Fixed Sugary Soil model
* Fixed Gumdrop Fields not generating with Sugary Soil
* Fixed light level for the Castleton Torch
* Fixed messed up item texture for the Purple Castleton Lamp
* Fixed Lumlight Doors duplicating when being destroyed
* Fixed weird transparency issues with Mini Pistol and Aubri Mini Pistol textures
* Fixed the `FENCES_BRICK` block tag being named `rainbow` instead of `brick`
* Fixed Gumdrops not placing on Sugary Grass or Sugary Soil
* Changed the Tower Helmet texture
* Cleaned up a bunch of unused code