Here are some videos to showcase some of the features of the tool:
#1: Introduction
https://www.youtube.com/watch?v=W8UKAAHha_I
#2: Simple drag drop test
https://www.youtube.com/watch?v=v--e0E8eQb0
#3: Automating with PhantomJS
https://www.youtube.com/watch?v=NS4X9Vh6iww