Update README.md

Author: njqdev

README.md

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 # Python Type Hint
 
+<p>
+  <a href="https://img.shields.io/github/v/release/njqdev/vscode-python-typehint.svg?style=flat">
+    <img src="https://img.shields.io/github/v/release/njqdev/vscode-python-typehint.svg?style=flat" />
+  </a>
+  <a href="https://img.shields.io/visual-studio-marketplace/i/njqdev.vscode-python-typehint">
+    <img src="https://img.shields.io/visual-studio-marketplace/i/njqdev.vscode-python-typehint" alt="Installs"></img>
+  </a>
+  <a href="https://www.codefactor.io/repository/github/njqdev/vscode-python-typehint/badge">
+    <img src="https://www.codefactor.io/repository/github/njqdev/vscode-python-typehint/badge" alt="CodeFactor"></img>
+  </a>
+</p>
+
 Provides type hint auto-completion for Python, with completion items for built-in types, classes and the typing module.
 
 
 ![](images/demo.gif)
 
+
 ## Features
 
 * Estimates the correct type to provide as a completion item.