Small fixes

com/Acrobot/Breeze/Utils/NumberUtil.java

@@ -73,9 +73,10 @@ public class NumberUtil {
     public static double roundUp(double number) {
         return Math.ceil(number * 100) / 100;
     }
+
     /**
      * Rounds the number down to two decimal points
-     * 
+     *
      * @param number Number to round
      * @return Rounded number
      */
@@ -101,16 +102,12 @@ public class NumberUtil {
     }
 
     /**
-     * Converts a number to roman
+     * Converts a number to roman (only 1-9, because of the enchantment decorations)
      *
      * @param number number to convert
      * @return Converted number
      */
     public static String toRoman(int number) {
-        if (number < 1 || number > 9) {
-            throw new IllegalArgumentException("The number must be in range 1-9 (This is only for enchantment level decoration)");
-        }
-
         switch (number) {
             case 1:
                 return "I";

com/Acrobot/ChestShop/DB/Generator.java

@@ -5,6 +5,7 @@ import com.Acrobot.ChestShop.ChestShop;
 import com.avaje.ebean.ExpressionList;
 import org.bukkit.Material;
 
+import javax.persistence.PersistenceException;
 import java.io.*;
 import java.util.List;
 
@@ -162,7 +163,10 @@ public class Generator implements Runnable {
             fileEnd(generationTime);
         } catch (Exception e) {
             ChestShop.getBukkitLogger().severe("Couldn't generate statistics page!");
-            e.printStackTrace();
+
+            if (!(e instanceof PersistenceException)) {
+                e.printStackTrace();
+            }
         }
     }
 }

com/Acrobot/ChestShop/Signs/ChestShopSign.java

@@ -21,14 +21,14 @@ public class ChestShopSign {
     public static final byte ITEM_LINE = 3;
 
     public static final Pattern[] SHOP_SIGN_PATTERN = {
-            Pattern.compile("^$|^\\w.+$"),
+            Pattern.compile("^[\\w ]*$"),
             Pattern.compile("[0-9]+"),
-            Pattern.compile(".+"),
+            Pattern.compile("^[\\dbs(free) :]+$"),
             Pattern.compile("[\\w : -]+")
     };
 
     public static boolean isAdminShop(String owner) {
-        return owner.toLowerCase().replace(" ", "").equals(Config.getString(ADMIN_SHOP_NAME).toLowerCase().replace(" ", ""));
+        return owner.replace(" ", "").equalsIgnoreCase(Config.getString(ADMIN_SHOP_NAME).replace(" ", ""));
     }
 
     public static boolean isAdminShop(Sign sign) {