Added product name to documentation

Author: elizabethsrobert

README.md

@@ -22,8 +22,8 @@ Repository Contents
 
 Documentation
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-* **[Library](https://github.com/sparkfun/SparkFun_SX1509_Arduino_Library)** - <LANGUAGE> library for the <PRODUCT NAME>.
-* **[Hookup Guide](https://learn.sparkfun.com/tutorials/sx1509-io-expander-breakout-hookup-guide?_ga=1.227875988.863167751.1453149924)** - Basic hookup guide for the <PRODUCT NAME>.
+* **[Library](https://github.com/sparkfun/SparkFun_SX1509_Arduino_Library)** - <LANGUAGE> library for the SX1509.
+* **[Hookup Guide](https://learn.sparkfun.com/tutorials/sx1509-io-expander-breakout-hookup-guide?_ga=1.227875988.863167751.1453149924)** - Basic hookup guide for the SX1509.
 * **[SparkFun Fritzing repo](https://github.com/sparkfun/Fritzing_Parts)** - Fritzing diagrams for SparkFun products.
 * **[SparkFun 3D Model repo](https://github.com/sparkfun/3D_Models)** - 3D models of SparkFun products. 
 * **[SparkFun Graphical Datasheets](https://github.com/sparkfun/Graphical_Datasheets)** -Graphical Datasheets for various SparkFun products.