然后这是作者给的操作步骤：
----feature----
* -> Remodels the file scene.
* -> Show a picture according to the first character in the file scene.
*
* ----how to use----
* The introduction of the plugin will change the design of the file scene.
*
* To display a picture in accordance with the first character, write the following in the memo field of the actor.
* <stand_sfl:["fileName","X","Y"]>
*
* Example: <stand_sfl:["Package2_8","50","150"]>
*
* The image file is read from the img/tsumio folder.
