Improved sshsock error handling somewhat.
Improved pdm-repl error reporting somewhat.
Fixed sshsocket bug.
Merge branch 'master' into python3

Conflicts:
	pdm/sshsock.py
Make sure to flush stdout in sshsock.
Merge branch 'master' into python3

Conflicts:
	pdm/sshsock.py
Added a simple utilities file.
Merge branch 'master' into python3
Made relevant Python3 changes.
Properly split exception reports into lines.
Merge branch 'master' into python3

Conflicts:
	pdm/srv.py