Changes

Summary

1. Fix crash when removing ingredients at runtime (details)
2. Cleanup (details)

Commit 078ce5e9477af5bd6cf967c854dc2dcf1f9812be by mezz Fix crash when removing ingredients at runtime
	src/main/java/mezz/jei/ingredients/IngredientFilter.java (diff)
Commit 6bce08ef068fc0d7ce80ef07512caf85ccd4cab4 by mezz Cleanup
	src/main/java/mezz/jei/gui/recipes/RecipeGuiLogic.java (diff)
	src/main/java/mezz/jei/ingredients/IngredientFilter.java (diff)
	src/main/java/mezz/jei/plugins/vanilla/anvil/AnvilRecipeCategory.java (diff)
	src/main/java/mezz/jei/ingredients/IngredientListElementFactory.java (diff)
	src/main/java/mezz/jei/ingredients/IngredientRegistry.java (diff)
	src/main/java/mezz/jei/gui/elements/GuiIconButtonSmall.java (diff)
	src/main/java/mezz/jei/plugins/vanilla/crafting/CraftingRecipeChecker.java (diff)
	src/main/java/mezz/jei/gui/recipes/RecipeLayout.java (diff)
	src/main/java/mezz/jei/recipes/RecipeRegistry.java (diff)
	src/main/java/mezz/jei/startup/JeiStarter.java (diff)
	src/test/java/mezz/jei/test/IngredientFilterTest.java (diff)