merged changes from RC_1_0

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10526 a83610d8-ad2a-0410-a6ab-fc0612d85776
merged fix from RC_1_0

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10528 a83610d8-ad2a-0410-a6ab-fc0612d85776
deprecated flag should not affect ABI

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10530 a83610d8-ad2a-0410-a6ab-fc0612d85776