merged changes from libtorrent_aio
merged changes from libtorrent_aio

git-svn-id: ded98a5d256561ce5887bc68b92e007cbace12a7@6376 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda

steeve/libtorrent,steeve/libtorrent,steeve/libtorrent,steeve/libtorrent,steeve/libtorrent,steeve/libtorrent