Added recent sensory-motor talk.

From March 2014 NuPIC Meetup.

Fixes #54.
NuPIC Doxygen automated doc build.
NuPIC Doxygen automated doc build.
Merge pull request #55 from rhyolight/add-talk

Added recent sensory-motor talk.
NuPIC Doxygen automated doc build.
NuPIC Doxygen automated doc build.
Merge branch 'gh-pages' of github.com:numenta/numenta.org into content-update

Conflicts:
	_includes/content/media.md