add buy me a coffee to readme

README.md

@@ -56,6 +56,10 @@ Jupyter notebooks for analzing data from the database can be found in the 'Jupyt
 
 Plugins allow the user to expand the types of data that are processed and stored in the database. GarminDb already has a number of plugins for handling data from third-party Connect IQ apps and data fields. Read more about plugins [here](https://github.com/tcgoetz/GarminDbPlugins).
 
+# Support This Project
+
+Do you find this project useful? <a href="https://www.buymeacoffee.com/tcgoetz" target="_blank"><img src="https://cdn.buymeacoffee.com/buttons/default-orange.png" alt="Buy Me A Coffee" height="41" width="174"></a>
+
 # Success Stories
 
 Find out who's using GarminDb on what platforms, OSes, and python versions [here](https://github.com/tcgoetz/GarminDB/wiki/Success-Stories). If you're using GarminDB and your scenario isn't listed send me a message or file an issue with your success case.