Fixed a bug (exception in the console on click on the small crafting …

…grid).

Type of the crafting type constants changed from String to int (to be able to
use == to test the value).

src/main/java/me/azenet/UHPlugin/UHRecipeManager.java

@@ -167,6 +167,10 @@ public boolean isRecipeAllowed(Recipe recipe) {
 	 * @return true if the recipe is an alternate recipe for the compass.
 	 */
 	public boolean isValidCompassRecipe(ItemStack[] matrix) {
+		if(matrix.length <= 4) {
+			return false; // Small crafting grid
+		}
+
 
 		// 1: check of the static part (central ingredient + iron)