update extension version, installs, and downloads badges in docs to use shields.io (#151)

Author: RandomFractals

README.md

@@ -1,9 +1,9 @@
 # vscode-data-table
 
 [![Apache-2.0 License](https://img.shields.io/badge/license-Apache2-brightgreen.svg)](http://opensource.org/licenses/Apache-2.0)
-[![Version](https://vsmarketplacebadge.apphb.com/version-short/RandomFractalsInc.vscode-data-table.svg?color=orange)](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.vscode-data-table)
-[![Installs](https://vsmarketplacebadge.apphb.com/installs/RandomFractalsInc.vscode-data-table.svg?color=orange)](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.vscode-data-table)
-[![Downloads](https://vsmarketplacebadge.apphb.com/downloads/RandomFractalsInc.vscode-data-table.svg?color=orange)](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.vscode-data-table)
+[![Version](https://img.shields.io/visual-studio-marketplace/v/RandomFractalsInc.vscode-data-table.svg?color=orange&style=?style=for-the-badge&logo=visual-studio-code)](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.vscode-data-table)
+[![Installs](https://img.shields.io/visual-studio-marketplace/i/RandomFractalsInc.vscode-data-table.svg?color=orange)](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.vscode-data-table)
+[![Downloads](https://img.shields.io/visual-studio-marketplace/d/RandomFractalsInc.vscode-data-table.svg?color=orange)](https://marketplace.visualstudio.com/items?itemName=RandomFractalsInc.vscode-data-table)
 <a href='https://ko-fi.com/dataPixy' target='_blank' title='support: https://ko-fi.com/dataPixy'>
   <img height='24' style='border:0px;height:20px;' src='https://az743702.vo.msecnd.net/cdn/kofi3.png?v=2' alt='https://ko-fi.com/dataPixy' /></a>