Add contributor

Author: Jamie Gillenwater

README.md

@@ -5,6 +5,7 @@ An introduction to using the Cassandra database with well-defined steps to optim
 Contributors:
 * [Jeff Banks](https://github.com/jeffbanks)
 * [Chris Splinter](https://github.com/csplinter)
+* [Jamie Gillenwater](https://github.com/jgillenwater)
 
 ## Objectives
 * Leverage DataStax driver APIs for interaction with a local running Cassandra database.