class and table schema now conform to JSON

src/engine/net/client/handlers/AbandonAssetMsgHandler.java

@@ -151,7 +151,7 @@ public class AbandonAssetMsgHandler extends AbstractClientMsgHandler {
         cityZone = ZoneManager.findSmallestZone(targetBuilding.getLoc());
 
         // Can't abandon a tree not within a player city zone
-        if (cityZone.isGuildZone == false)
+        if (cityZone.guild_zone == false)
             return;
 
         if (targetBuilding.getCity() == null)