Restore OreDictionary.getOres(String, boolean) and doeOreNameExist(String) functions that went MIA in git merge issue.

Original Commit: https://github.com/MinecraftForge/MinecraftForge/commit/cd3bbfb02c9fcd4ce4bbf00f460dfdd6a386d107

src/main/java/net/minecraftforge/oredict/OreDictionary.java

@@ -35,10 +35,10 @@ public class OreDictionary
 {
     private static boolean hasInit = false;
     private static List<String>          idToName = new ArrayList<String>();
-    private static Map<String, Integer>  nameToId = new HashMap<String, Integer>();
+    private static Map<String, Integer>  nameToId = new HashMap<String, Integer>(128);
     private static List<List<ItemStack>> idToStack = Lists.newArrayList();
     private static List<List<ItemStack>> idToStackUn = Lists.newArrayList();
-    private static Map<Integer, List<Integer>> stackToId = Maps.newHashMap();
+    private static Map<Integer, List<Integer>> stackToId = Maps.newHashMapWithExpectedSize((int)(128 * 0.75));
     public static final ImmutableList<ItemStack> EMPTY_LIST = ImmutableList.of();
 
     /**
@@ -364,6 +364,44 @@ public class OreDictionary
         return getOres(getOreID(name));
     }
 
+    /**
+     * Retrieves the List of items that are registered to this ore type at this instant.
+     * If the flag is TRUE, then it will create the list as empty if it did not exist.
+     *
+     * This option should be used by modders who are doing blanket scans in postInit.
+     * It greatly reduces clutter in the OreDictionary is the responsible and proper
+     * way to use the dictionary in a large number of cases.
+     *
+     * The other function above is utilized in OreRecipe and is required for the
+     * operation of that code.
+     *
+     * @param name The ore name, directly calls getOreID if the flag is TRUE
+     * @param alwaysCreateEntry Flag - should a new entry be created if empty
+     * @return An arraylist containing ItemStacks registered for this ore
+     */
+    public static List<ItemStack> getOres(String name, boolean alwaysCreateEntry)
+    {
+        if (alwaysCreateEntry) {
+            return getOres(getOreID(name));
+        }
+        return nameToId.get(name) != null ? getOres(getOreID(name)) : EMPTY_LIST;
+    }
+
+    /**
+     * Returns whether or not an oreName exists in the dictionary.
+     * This function can be used to safely query the Ore Dictionary without
+     * adding needless clutter to the underlying map structure.
+     *
+     * Please use this when possible and appropriate.
+     *
+     * @param name The ore name
+     * @return Whether or not that name is in the Ore Dictionary.
+     */
+    public static boolean doesOreNameExist(String name)
+    {
+        return nameToId.get(name) != null;
+    }
+
     /**
      * Retrieves a list of all unique ore names that are already registered.
      *