Merge pull request #6 from bcaffo/master

Merging into gh-pages
Merge pull request #7 from ncarchedi/master

Revamp swirl portion of talk
Added some stuff
Added the dean's lecture
Added some images
Committing master
Merge branches 'gh-pages' and 'master' into gh-pages
added an image
Added another image
Modified the talk files
pushing index.Rmd
Added swirl content
Added some figures
Worked on the presentation and added an image
Small changes to the dean's lecture
added ds comparison image
added some small comments and a version test
Small change to attribution
Version test
Added JSM 2014 talk