Restored ipython profile locate dir and fixed typo. (Fixes #3708).
Changed ipython profile locate foo -> ipython locate profile foo in docs
Specify unicode type properly in rmagic
Merge pull request #4414 from takluyver/rmagic-unicode-type

Specify unicode type properly in rmagic
Merge pull request #4371 from astrosilverio/master

Restored ipython profile locate dir and fixed typo. (Fixes #3708).
Windows testing fixes
stat has no st_flags on Windows (maybe elsewhere?)
send ignored output to devnull

rather than PIPE, since Windows pipes can fill up.
py3k bytes, for crying out loud
s/os.path.sep/os.sep/
tweak stat walk in forbid_hidden
Merge pull request #4303 from ipython/multidir

Add multidirectory support for the Notebook.

Major change to URL schemes in the notebook server,
documented in [IPEP 16](https://github.com/ipython/ipython/wiki/IPEP-16%3A-Notebook-multi-directory-dashboard-and-URL-mapping).
put back missing new_figure_manager