Merge pull request #229 from CodeforLeipzig/update-events

Added "Vortrag zu den Einsatzmöglichkeiten von OpenStreetMap"
new cologne date & text
Merge pull request #230 from marcel12bell/gh-pages

new cologne date & text
changed email addresses to prevent spam and updated event
Merge pull request #231 from serofax/gh-pages

giessen: changed email addresses to prevent spam and updated event
added event
updated city page
updated city page
updated project image
changed image
Events Updated
added flyer
linked flyer
minor changes
Update index.html
next event chemnitz
Update 2014-09-22-hh-zuwendungen.html
added image
Update 2014-09-22-hh-zuwendungen.html
Update with next meeting