rshelley/netty-tools — comment on commit e0e2b70bba99b0c4085a8de1ca52864744657ca1
File:  line 0
By rshelley:

This is needed on systems that don't already have mime.types file on their system (as discovered on an Amazon EC2 instance). Otherwise HTML files rendered will use the application/octet-stream Content Type and most browsers will download the file instead of presenting it.