* remove js from some headers
 * set coding:utf-8 to allow real names in headers

 * Remove some licencing problems
 * To do: same for images
 * See #4200

we have that in all files. To at least lesser the confusion a bit, add
vim tags for that.
Additionally, fix wrong #! in a few files.

Someone completely broke it by trying to port it to native GTK.
However, that person didn't only break it with X11 GTK, with
native GTK it wasn't working correctly either.
Fixed it by adding lots of try/except blocks. Someone definitely
deserves to be slaughtered for completely breaking it on OS X…

removed i18n imports from zeroconf/connection files