ipython/ipython — pull request #6292 by dsblank (2014-08-12 03:11:17+00:00)
Title: Update wrapperkernels.rst

Fixed typo experssions -> expressions.

This page also needs to mention the command to get started:

```shell
ipython console --kernel echo
```

And needs to point to creating a profile to use the EchoKernel in a notebook.