Add item to "At the End of the Last Day"

Add item to section "At the End of the Last Day", a suggestion for
the host to organize dinner or drinks after the bootcamp
Added requests and pyyaml as build requirements in the README
Added blog post about what I've learned
Copy-editing Mike Hansen's blog post
Merge pull request #140 from pipitone/README-python-packages

Added requests and pyyaml as build requirements in the README
Merge pull request #138 from terriyu/addition-to-host-checklist

Add item to "At the End of the Last Day"
Added missing comma after Mike Jackson's name in acknowledgements list.
Blog post about another computing guide
Formatting according to PLOS rules, and updating bibliography with Mark Plumbley's feedback
Short blog post about two interesting computational papers
Merge pull request #148 from gvwilson/blog-the-future-today

Short blog post about two interesting computational papers
Tweaking wording re: contribution to support admin and development.
Added 2013-12-03-edinburgh
Merge pull request #150 from mikej888/master

Added mikej888/2013-12-03-edinburgh repository URL
rough draft
ran spchk
copy-edited post.
added data and analysis for posterity.
Blog post about Steven Koenig's experiences
Adde link to Eventbrite on Woods Hole page.