删除微服务和工作流，集中精力做核心功能

admin-workflow/src/main/java/com/ibeetl/starter/workflow/exception/WfException.java

-package com.ibeetl.starter.workflow.exception;
-
-public class WfException extends RuntimeException {
-	public WfException(String msg){
-		super(msg);
-	}
-	
-	public WfException(String msg,Throwable cause){
-		super(msg,cause);
-	}
-}