Update README to current examples (remove pipes, onFinished->done, stdin...#10

Open

brettz9 wants to merge 2 commits intoochameau:masterfrom

Commits on Mar 3, 2014

Update README to current examples (remove pipes, onFinished->done, stdin use arg for writing)
brettz9
committed
Support wrapping of returned objects (needed by <https://github.com/brettz9/asyouwish/>)
brettz9
committed