net-p2p/deluge: update to 1.3.7

- update to 1.3.7
- add LICENSE_FILE
- convert to USES, sort knobs
- add patch that fix default upload speed rate [1]
- remove patch applied upstream
- add back missed i18n files

Submitted by:	T.J. <xtainted@gmail.com> [1]


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@369445 35697150-7ecd-e111-bb59-0022644237b5