pre information, it is running but needs some more testing:
A small Backend Module which is able to read layout and template information from database, assemble this in files and makes it changeable. Let's say 1 click template and custom blocks installation.
In this Moment PHP5 only.
Some pre-pictures:
Need Export Button instead of EDIT:


Guess by whom the further Block was made


Needs some more time to come out, and then 1 click Template Install is ready.