* Check if RLIMIT_AS is present, else use RLIMIT_DATA.
* Don't add one to the timeout in display::Window::mark_dirty() so
that it updates the display immediately upon reorganizing the layout.
* Updated doc/rtorrent.1.
git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@759 e378c898-3ddf-0310-93e7-cc216c733640