Update 2014-01-08-Cocoa-Kucha-3-Berlin.markdown

I am super sorry, something came up and i wont be able to attend/speak at the meetup.

Deeply sorry for the short notice, it's out of my hands. Wish you guys a wonderful event.
Merge pull request #33 from JMSerruya/patch-2

Update 2014-01-08-Cocoa-Kucha-3-Berlin.markdown