取消使用流程上下文自定义的字典数据；更改流程环境接口的输出方式

Library/Utils/SereinEnv.cs

@@ -0,0 +1,27 @@
+using Serein.Library.Api;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.Contracts;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Serein.Library.Utils
+{
+    public static class SereinEnv
+    {
+        private static IFlowEnvironment environment;
+        public static void SetEnv(IFlowEnvironment environment)
+        {
+            if (environment != null)
+            {
+                SereinEnv.environment = environment;
+            }
+        }
+        public static void WriteLine(InfoType type, string message, InfoClass @class = InfoClass.Trivial)
+        {
+            SereinEnv.environment.WriteLine(type,message,@class);
+        }
+    }
+
+}