Interesting -- a different approach from http://squarespace.com/logo. Hope you guys will build a community that will share techniques because right now it seems more difficult to put a consistent logo than using squarespace's tool.
Founder here: You are in luck that we are currently raising a very small seed round to grow this product. If you are interested, please, talk to me (Skype:dinhkym , Email: ceo@uplevo.com)