Otherwise, we get en dashes in the man page, making args more difficult
to copy/paste to a command line.
Before:
Use –addr to specify ...
After:
Use --addr to specify ...
Mostly trying to get logging to happen through rclone's log methods.
Added request logging, and a trace parameter that will dump the
entire request/response for debugging when dealing with poorly
written clients.
Also added a flag to specify the device's "Friendly Name" explicitly,
and made an attempt at allowing mime types in addition to video.
