don't register composer autoloader twice
force unix line endings
Go to start page when no referer was found
use collector for better performance
remove leave getter altogether, because it turns out that it isn't supposed to find anything...
Remove local dba cache in favor of global one
minor optimization
Deprecate attachment serving from topic, this is rarely used, and the performance
impact of resolving all parent guids via nap on the off chance that it might
be a topic is just too great