updated README badges

Author: mikecentola

README.md

@@ -4,6 +4,8 @@
 [![GitHub](https://badgen.net/github/release/appliedengdesign/vscode-gcode-syntax)](https://github.com/appliedengdesign/vscode-gcode-syntax)
 [![GitHub Issues](https://badgen.net/github/issues/appliedengdesign/vscode-gcode-syntax)](https://github.com/appliedengdesign/serial-number-macro/issues)
 ![Gihub Stars](https://badgen.net/github/stars/appliedengdesign/vscode-gcode-syntax)
+[![VS Marketplace Installs](https://badgen.net/vs-marketplace/i/appliedengdesign.vscode-gcode-syntax)](https://marketplace.visualstudio.com/items?itemName=appliedengdesign.vscode-gcode-syntax)
+[![Follow @appliedengdesign](https://badgen.net/twitter/follow/appliedengdes)](https://twitter.com/appliedengdes)
 
 Language synax, IntelliSense, code snippits & more for writing G-Code for CNC machines, 3D printers, CNC routers, etc.