Merge pull request #4 from izhan/index-checkboxes

made checkbox for list items --jake
introduced qunit into index.html.  minor changes to index
small input tag fix
bug fixies on checkbox for editable items
added html breaks
very small fixes
Added a delete button
Merge pull request #5 from izhan/Jonathan

Added a delete button
addEditable and addListItem now return items.  addListItem takes in two arguments now
added categories.  api for categories similar to listitem
added two unit tests.  added deleteCategory api
Added text to the FAQ page
changed class names of css and html files.  should be more intuitive now.
added guide to HTML viewing.  fixed minor bugs
fixed names of unit tests
slight changes to css for lists
adding first heroku capabilities
added ember master
added and deleted comments
moved scripts to end of doc.  should be fine