Changed tha_header_after priorities

* set krafit_freud_post_thumbnail to 10
* set krafit_freud_buddypress_nav_fallback 5

Now Post Thumbs should load AFTER the #social-nav
Another little textdomain change
Updated German Translation
Updated Widget margins
Added article overflow-wrap
Removed Group Avatar from groups-loop.php
$blog_base_url done right

We cover nearly every case with our $blog_base_url handling now.