torrents are pinned by default

git-svn-id: http://libtorrent.googlecode.com/svn@9877 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
formatting fixes

git-svn-id: http://libtorrent.googlecode.com/svn@9878 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda