Psycholinguistics Dashboard iteration 11 - Interactive participant reaction times chart

You can click on the graph to hear the audio of the prime, and see the reaction times. 

![screen shot 2014-10-09 at 10 17 51 pm](https://cloud.githubusercontent.com/assets/196199/4587030/b0326662-5023-11e4-91fe-596a4a1aa8d0.png)