finishing the adv part
added a few lines
added few files needed
merged with salahs work
add preview branch
rename presentation.html to index.html
did some horrible things with command line but fixed now
still trying to show preview
added html file to gh-page
Merge pull request #1 from SEL-Columbia/gh-page

Gh page
added example for install formhub.r
chaged wording, add document link and other minor changes
updated readme page