add donate

aofdev · web-flow · commit bd5d61f0fc7f · 2018-05-21T22:04:47.000+07:00
diff --git a/README.md b/README.md
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 # vue speech streaming
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+[![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=C9L4PNA5WH3LW)
 > A Vue2 Performing Streaming Speech Recognition with Google Cloud Speech on Progressive Web App
 
 <p align="center">
