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]
Update to 6.8.9-8.
Fix
ImportError: /lib/libgcc_s.so.1: version GCC_4.6.0 required by /usr/local/lib/gcc48/libgfortran.so.3 not found
error when importing numpy module.

PR:		188114
Patch by Thierry Thomas <thierry@FreeBSD.org>
Update to the 20140921 snapshot of GCC 5.0.

Remove four instances of @dirrm from pkg-plist.