I don't believe there is a way to force dreamweaver to use a lowercase t on the Templates folder, although I'll happily stand to be corrected if someone knows different.
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.