UE 4 will not be compatible with Dreamweaver CC. You will need to use Data Bridge which contains the functionality of UE 4 and has been updated to be compatible with Dreamweaver CC.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.