Added questions and answers nested form, gave read only privileges to non-admins.
change answer and question fields for the form form. Update the questions/index view."
Add AJAX to add or remove questions and answers
add explanation column to answers table
Fix ajax redirect on create and update
Add image uploader with carrierwave. (Posts to public directory for now though)
Modify the question input and take away the add_fields AJAX because it's not working
Initial setup for question CRUD functions