I had a lot of issues getting Super Dev mode to work with IntelliJ. This question, and my answer below, are to document how to do this, for anyone else who might come across thi
IntelliJ IDEA 14 EAP now offers improved support for GWT Super Dev Mode. You will need to use the JetBrains IDE Plugin for JavaScript debugging on Chrome, and install GWT 2.6.1. You can then enable Super Dev Mode support directly under "Run configurations" - for more information, check out our blog post and this webinar for a quick demonstration.