Merge pull request #38 from dhood/build

Fixed typos
Added Exobrain talk
Merge pull request #39 from techman83/pjf-build

Added Exobrain talk
Add data and metadata to exobrain talk.
Made it more clear about licensing.

In particular, I don't have permission to give away images.
But text, style, and code... absolutely fine. :)
A utilitarian fable
Fix broken tags
Moar fixing tags.
Updated pageless_redirects.rb to fight less with YAML
Added content: on privilege
Noted privilege post was originally a comment.
Gittip crisis, before edits.
Gittip crisis, after edits.
Meta-data for gittip and diversity.
Shorter description, for social media.
How short do you want a desc to be,facebook?
Gittip and OSB draft
Gittip and OSB, next draft.
A few text edits