Fix bug #5, channel_read_nonblocking that blocks
Fix bug #5, channel_read_nonblocking that blocks

mwgoldsmith/libssh,mwgoldsmith/ssh,mwgoldsmith/libssh,mwgoldsmith/libssh,mwgoldsmith/ssh,mwgoldsmith/libssh,mwgoldsmith/ssh,mwgoldsmith/ssh