Remove useless item_names.txt (Fix #31)

plugin/src/main/java/de/epiceric/shopchest/ShopChest.java

@@ -172,7 +172,6 @@ public class ShopChest extends JavaPlugin {
         }
 
         shopUtils = new ShopUtils(this);
-        saveResource("item_names.txt", true);
 
         File hologramFormatFile = new File(getDataFolder(), "hologram-format.yml");
         if (!hologramFormatFile.exists()) {

plugin/src/main/resources/config.yml

@@ -4,7 +4,6 @@
 #
 # Lines starting with '#' are comments and are ignored by the server.
 #
-# You can find item names in the 'item_names.txt' file.
 
 # Set the main command you have to enter to manage the shops.
 # (default: "/shop ...")
@@ -221,4 +220,4 @@ database:
     username: ""
 
     # ...password you are going to login with
-    password: ""
+    password: ""

plugin/src/main/resources/hologram-format.yml

@@ -9,7 +9,7 @@
 # IN_STOCK, MAX_STACK, CHEST_SPACE, DURABILITY
 #
 # You can also use the requirements for conditions.
-# ITEM_TYPE will return the type of the item (-> item_names.txt),
+# ITEM_TYPE will return the type of the item (-> See Bukkit Material enum),
 # ITEM_NAME can be compared against a custom named item's name (may be null).
 #
 # Examples:
@@ -75,4 +75,4 @@ lines:
       only-sell:
         format: "Sell %SELL-PRICE%"
         requirements:
-          - SELL_PRICE > 0
+          - SELL_PRICE > 0