standard 1000 inventory weight && fixed XP rates 5x/10x

src/engine/objects/CharacterItemManager.java

@@ -2131,7 +2131,7 @@ public class CharacterItemManager {
         tradeWeight = tradeWeight + tradeCharacter.getCharItemManager().getTradingWeight();
         tradeWeight = tradeWeight - this.getTradingWeight();
 
-        return tradeWeight <= (int) playerCharacter.statStrBase * 3;
+        return tradeWeight <= playerCharacter.getInventoryCapacity();
     }
 
     public boolean hasRoomBank(short weight) {

src/engine/objects/PlayerCharacter.java

@@ -2189,8 +2189,11 @@ public class PlayerCharacter extends AbstractCharacter {
 
     }
 
+    //public int getInventoryCapacity() {
+    //    return statStrBase * 3;
+    //}
     public int getInventoryCapacity() {
-        return statStrBase * 3;
+        return 1000;
     }
 
     public int getInventoryCapacityRemaining() {