Update leadership

[kaefer3000]

Fixes #17.

Please check if the URIs for the images work, if not, we need to ask the people for a images.

[pheyvaer]

Did you mean to change every single line in the file? If not can you make sure that the changes are limited to the lines where actual data is changed? Thanks!

[kaefer3000]

Oh, that's bad. I did the edit using the GitHub website, and here we ended up.

$ git diff -w 51f395db01a3bf681c3b97fe468f0a5ad623f791 9576febce712ad4504f3f7f26561c308c5672f9f | sed 's/^M$//g' > diff.txt

gave me the following diff:

diff.txt

[pheyvaer]

Fixed via 6122310