With QuantConnect just about to open sourcing their Lean engine (sign up for a hobbyist account to support this!), it’s the perfect time to update and prepare your development environment.
VS 2013 CE is somewhat hidden away on Microsoft's site. In order to download a copy go to http://www.visualstudio.com/en-us/downloads/ and scroll down to “Community 2013 with Update 4”. Click on the title of the purple bar and go to “Install Now” (http://go.microsoft.com/?linkid=9863608). Download and install, and you’re on your way to a professional dev environment!