refine README

README.md

@@ -187,10 +187,15 @@ In VNote, almost everything is configurable, such as background color, font, and
 - [markdown-it 8.3.1](https://github.com/markdown-it/markdown-it) (MIT License)
 - [markdown-it-headinganchor 1.3.0](https://github.com/adam-p/markdown-it-headinganchor) (MIT License)
 - [markdown-it-task-lists 1.4.0](https://github.com/revin/markdown-it-task-lists) (ISC License)
+- [markdown-it-footnote](https://github.com/markdown-it/markdown-it-footnote) (MIT License)
+- [markdown-it-sub](https://github.com/markdown-it/markdown-it-sub) (MIT License)
+- [markdown-it-sup](https://github.com/markdown-it/markdown-it-sup) (MIT License)
 - [mermaid 7.0.0](https://github.com/knsv/mermaid) (MIT License)
 - [MathJax](https://www.mathjax.org/) (Apache-2.0)
 - [showdown](https://github.com/showdownjs/showdown) (Unknown)
 - [flowchart.js](https://github.com/adrai/flowchart.js) (MIT License)
+- [PlantUML](http://plantuml.com/) (MIT License)
+- [dom-to-image](https://github.com/tsayen/dom-to-image) (MIT License)
 
 # License
 VNote is licensed under the [MIT license](http://opensource.org/licenses/MIT).

README_zh.md

@@ -190,10 +190,15 @@ VNote中，几乎一切都是可以定制的，例如背景颜色、字体以及
 - [markdown-it 8.3.1](https://github.com/markdown-it/markdown-it) (MIT License)
 - [markdown-it-headinganchor 1.3.0](https://github.com/adam-p/markdown-it-headinganchor) (MIT License)
 - [markdown-it-task-lists 1.4.0](https://github.com/revin/markdown-it-task-lists) (ISC License)
+- [markdown-it-footnote](https://github.com/markdown-it/markdown-it-footnote) (MIT License)
+- [markdown-it-sub](https://github.com/markdown-it/markdown-it-sub) (MIT License)
+- [markdown-it-sup](https://github.com/markdown-it/markdown-it-sup) (MIT License)
 - [mermaid 7.0.0](https://github.com/knsv/mermaid) (MIT License)
 - [MathJax](https://www.mathjax.org/) (Apache-2.0)
 - [showdown](https://github.com/showdownjs/showdown) (Unknown)
 - [flowchart.js](https://github.com/adrai/flowchart.js) (MIT License)
+- [PlantUML](http://plantuml.com/) (MIT License)
+- [dom-to-image](https://github.com/tsayen/dom-to-image) (MIT License)
 
 # 代码许可
 VNote使用[MIT许可](http://opensource.org/licenses/MIT)。

src/utils/markdown-it/README.md

@@ -11,3 +11,15 @@ Modified by Le Tan
 # [markdown-it-task-lists](https://github.com/revin/markdown-it-task-lists)
 v1.4.0  
 Revin Guillen
+
+# [markdown-it-footnote](https://github.com/markdown-it/markdown-it-footnote)
+v3.0.1
+Vitaly Puzrin
+
+# [markdown-it-sub](https://github.com/markdown-it/markdown-it-sub)
+v1.0.0
+Vitaly Puzrin
+
+# [markdown-it-sup](https://github.com/markdown-it/markdown-it-sup)
+v1.0.0
+Vitaly Puzrin