Merge pull request #162 from marcel12bell/gh-pages

new cologne event
Update index.html

Termine und Kontakte erneuert
Merge pull request #163 from RobTranquillo/patch-6

Update index.html
Update index.html
update robtranquillo
make download_avatars.py more robust
update avatars
Launch post material added
launch blogpost changed
Presse subpage added
presse Seite added
Remove Termine Link Startseite

Die Termine werden nicht regelgmäßig aktualisiert, deshalb habe ich den
Link jetzt mal gekillt.
heilbronn: location for event in july
remove duplicate hn-crimemap project
Update index.html
center and margin for iframes in blogposts
Blogpost Launch video added
giessen: changed event
Merge pull request #164 from serofax/gh-pages

giessen: changed event
Update Blume description
Merge pull request #165 from dirkschumacher/gh-pages

Update Blume description