1选品数据库及库存上传相关功能 2修复部分商品详情信息特殊符号导致无法上传问题

AllBase/AllBase.csproj

@@ -137,6 +137,7 @@
     </Reference>
     <Reference Include="System.Drawing" />
     <Reference Include="System.Management" />
+    <Reference Include="System.Net.Http" />
     <Reference Include="System.Web" />
     <Reference Include="System.Web.Extensions" />
     <Reference Include="System.Web.Services" />