Ok, I discussed some of the necessary changes in the “Guidelines for the future OSCEdays organisation” topic - which is the english topic for discussing the statutes. Please have a look at the comment from December 19 2015 there.
This is what the Satzung would look like if you agreed to what I suggested in my first comment from December 19 (link above).
OSCEdays e.V. Satzung Version 0.3.pdf (29.5 KB)