优化日志模块，增加登录日志

src/main/java/com/jsh/erp/datasource/vo/LogVo4List.java

@@ -6,6 +6,8 @@ public class LogVo4List extends Log {
 
     private String username;
 
+    private String createTimeStr;
+
     public String getUsername() {
         return username;
     }
@@ -13,4 +15,12 @@ public class LogVo4List extends Log {
     public void setUsername(String username) {
         this.username = username;
     }
+
+    public String getCreateTimeStr() {
+        return createTimeStr;
+    }
+
+    public void setCreateTimeStr(String createTimeStr) {
+        this.createTimeStr = createTimeStr;
+    }
 }