Fix echo-pipe.py

$python echo-pipe.py
C-d C-c
Traceback (most recent call last):
  File "pipesrv.py", line 14, in signal_cb
    pipe_stdin.close()
pyuv.error.HandleClosedError: Handle is closing/closed
Merge pull request #134 from iskra/patch-1

Fix echo-pipe.py
Updated libuv revision to 0.10.19.
Merge pull request #138 from schlamar/v0.10

Updated libuv revision to 0.10.19
Raised version and updated changelog
Disabled TCP saturation test on Travis
Merge branch 'v0.10'

Conflicts:
	ChangeLog
	setup.py
	setup_libuv.py