update package.homepage and package.repo.url (#54)
update package.homepage and package.repo.url (#54)

* update package.homepage to https://pull-stream.github.io

for https://github.com/pull-stream/pull-stream/issues/53

* update package.repo.url to git://github.com/pull-stream/pull-stream

pull-stream/pull-stream,dominictarr/pull-stream