*quietly saying*
Look at this, the concept of protagonists and girls is implemented, as well as the battles. And everything is highly extendable! Today I will start the interaction between protagonists and girls. After that's been done, we must implement the Python classes into Ren'Py (simply actions as well as option menus etc.) Vectorizings are ongoing. Fine Progress I would say.
For a mostly German documentation (because after programming, logging and documenting everything, caring about my other projects and my studies I'm too lazy to translate it by now) look
here