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Merge pull request #17 from bpanahij/javascriptView

Javascript view
sample animated map code
Updating UI, adding +/- controls, and a page navbar
Line ending return
Merge pull request #18 from bpanahij/javascriptView

Updating UI, adding +/- controls, and a page navbar
choroplethr_animate initial checkin
changes to animation code, credit Brian as a contributor
remove unnecessary images, add informative information to animation function
First attempt at a vignette
need to add knitr as a vignette builder
add vignette for level of detail
add level of detail vignette
add final vignette
census vignette
Update README.md
rename and force ordering of vignettes