Pageant's process, to make sure Pageant's SID check will pass. Fixes the problem that required running Pageant with cygstart in order for charade to work.
…t-orig.exe on second and subsequence 'make install's. What was I _thinking_???
And other changes.
It was easier when we could assume this. Unfortunately, either ssh clients don't send data all in one write(), or cygwin messes around with the sockets. Either way, messages can come in multiple read()'s and we now cope with that.