feat: 后端全量更新 - 含所有本次需求

- Contract.php: 返回合约账户余额(balance_contract)
- My.php: 地址管理增加BTC/ETH
- AppContract.php: 一键平仓(closeall)
- AppProxy.php: 代理专属注册链接 + 分级权限(L1/L2)
- site.php: 手续费减半(0.018→0.009)
- agent_permission_setup.sql: 代理权限SQL
- crypto_news_crawler.py: 新闻自动采集脚本

public/assets/libs/bootstrap-table/dist/locale/bootstrap-table-tr-TR.min.js

@@ -0,0 +1,7 @@
+/*
+* bootstrap-table - v1.11.1 - 2017-02-22
+* https://github.com/wenzhixin/bootstrap-table
+* Copyright (c) 2017 zhixin wen
+* Licensed MIT License
+*/
+!function(a){"use strict";a.fn.bootstrapTable.locales["tr-TR"]={formatLoadingMessage:function(){return"Yükleniyor, lütfen bekleyin..."},formatRecordsPerPage:function(a){return"Sayfa başına "+a+" kayıt."},formatShowingRows:function(a,b,c){return c+" kayıttan "+a+"-"+b+" arası gösteriliyor."},formatSearch:function(){return"Ara"},formatNoMatches:function(){return"Eşleşen kayıt bulunamadı."},formatRefresh:function(){return"Yenile"},formatToggle:function(){return"Değiştir"},formatColumns:function(){return"Sütunlar"},formatAllRows:function(){return"Tüm Satırlar"}},a.extend(a.fn.bootstrapTable.defaults,a.fn.bootstrapTable.locales["tr-TR"])}(jQuery);