Removed the item name remapper. It's completely useless at this point unless by some reason you're updating from a 10 month old build. It was also breaking downgrading as it was trying to remap items that didn't exist.

src/main/java/vazkii/botania/common/Botania.java

@@ -68,8 +68,8 @@ public class Botania {
 		ManaNetworkHandler.instance.clear();
 	}
 
-	@EventHandler
+	/*@EventHandler
 	public void missingMappings(FMLMissingMappingsEvent event) {
 		AliasHandler.onMissingMappings(event);
-	}
+	}*/
 }