Changes

Summary

1. Use singletonList for single subtypes (details)
2. Simplify ingredient focus code (details)
3. Add more information when a rendering a recipe ingredient crashes (details)

Commit 1f94189ef5ec16939bf93f2fff3bdbd3ce9fee1f by mezz Use singletonList for single subtypes
	src/main/java/mezz/jei/plugins/vanilla/furnace/FuelRecipeMaker.java (diff)
	src/main/java/mezz/jei/startup/StackHelper.java (diff)
Commit d0042ad3de142da7b147fa1fe2dd587b6eb6b22c by mezz Simplify ingredient focus code
	src/main/java/mezz/jei/gui/ingredients/GuiIngredientGroup.java (diff)
Commit a063e7b880c9a5552bde61618cffde321d456377 by mezz Add more information when a rendering a recipe ingredient crashes
	src/main/java/mezz/jei/util/ErrorUtil.java (diff)
	src/main/java/mezz/jei/gui/ingredients/GuiIngredient.java (diff)
	src/main/java/mezz/jei/render/ItemStackFastRenderer.java (diff)
	src/main/java/mezz/jei/render/IngredientRenderer.java (diff)