Find and use default mime.types file
Find and use default mime.types file

It turns out nginx isn't very good at serving files with the correct Content-Type header without MIME type mappings.  Find and include the set installed with nginx if at all possible, or abort if they can't be found.

NeilFraser/CodeCity,NeilFraser/CodeCity,google/CodeCity,google/CodeCity,NeilFraser/CodeCity,google/CodeCity,google/CodeCity,NeilFraser/CodeCity