nicodel/Run-Bike-Hike — pull request #78 by asutherland (2014-12-15 19:27:08+00:00)
Title: Tag GPX file with most specific MIME type, address #77

This should work-around the Firefox OS's email app's bug relating to
text/plain attachments while also being more correct and allowing
receiving apps to know the MIME type without using system local
extension MIME maps.