Log Message:
Update to btpd 0.16

Lose the only patch, since upstream fixed the "test ==" bashisms.
Use curl to fetch distfile from https site

From the CHANGES file:

btpd 0.16:
----------

Misc:
- Added "start all" (start -a) command.
- Allow adding multiple torrents at once.
- Custom list formatting options.
- Man pages for btpd, btcli, and btinfo.

Bug fixes:
- Handle .torrent files larger than 2MB.
- http parsing and addrinfo freeing fixes.