Fix stack trace when buying from sign when inventory full (#5761)

Author: rymiel

Essentials/src/main/java/com/earth2me/essentials/signs/SignBuy.java

@@ -46,7 +46,7 @@ protected boolean onSignInteract(final ISign sign, final User player, final Stri
 
         charge.isAffordableFor(player);
         if (!items.pay(player)) {
-            throw new ChargeException("Inventory full"); //TODO: TL
+            throw new ChargeException("inventoryFull");
         }
         charge.charge(player);
         Trade.log("Sign", "Buy", "Interact", username, charge, username, items, sign.getBlock().getLocation(), player.getMoney(), ess);

Essentials/src/main/java/com/earth2me/essentials/signs/SignTrade.java

@@ -72,7 +72,7 @@ protected boolean onSignInteract(final ISign sign, final User player, final Stri
             if (!trade.pay(player)) {
                 subtractAmount(sign, 1, charge, ess);
                 addAmount(sign, 2, trade, ess);
-                throw new ChargeException("Full inventory");
+                throw new ChargeException("inventoryFull");
             }
             charge.charge(player);
             Trade.log("Sign", "Trade", "Interact", sign.getLine(3).substring(2), charge, username, trade, sign.getBlock().getLocation(), player.getMoney(), ess);

Essentials/src/main/resources/messages.properties

@@ -561,6 +561,7 @@ inventoryClearingAllArmor=<primary>Cleared all inventory items and armor from<se
 inventoryClearingAllItems=<primary>Cleared all inventory items from<secondary> {0}<primary>.
 inventoryClearingFromAll=<primary>Clearing the inventory of all users...
 inventoryClearingStack=<primary>Removed<secondary> {0} <primary>of<secondary> {1} <primary>from<secondary> {2}<primary>.
+inventoryFull=<dark_red>Your inventory is full.
 invseeCommandDescription=See the inventory of other players.
 invseeCommandUsage=/<command> <player>
 invseeCommandUsage1=/<command> <player>