README.md in table_sync-2.1.0 vs README.md in table_sync-2.2.0

@@ -19,9 +19,10 @@
 ```
 
 ## Usage
 
 - [Documentation](docs/synopsis.md)
+- [Development](docs/development.md)
 
 ## Contributing
 
 Bug reports and pull requests are welcome on GitHub at https://github.com/umbrellio/table_sync.