minor cosmetic changes to intro.html, added img
Merge branch 'master' of https://github.com/TeamRedInc/red-inc
Merge branch 'master' of https://github.com/TeamRedInc/red-inc
Merge branch 'master' of https://github.com/TeamRedInc/red-inc
Moving Bootstrap resources around

This commit was supposed to have been made a long time ago, I'm
guessing, but it looks like I was just moving bootstrap resources to the
right places.
Merge commit
Making the navbar pretty and functional
Made the index page temporarily functional

Index page now includes links to pages not yet connected to the rest of
the system so that we can look at them and test them.  This will
eventually have to change as the pages become more structured, of
course.
Merge pull request #52 from rlobo3/master

Added Class pages
Merge pull request #53 from athenastar17/master

Made the views prettier and functional-er
Upgraded jQuery UI version and some minor fixes.
Merge pull request #58 from jwien001/master

Upgraded jQuery UI version and made some minor fixes.
Merge branch 'demo'
Merge pull request #60 from jwien001/master

Merge of demo branch
Merge branch 'demo'
Merge pull request #61 from jwien001/master

Something funky happened. Merging this just to be sure.
Improved Student class home page.

Students will only be able to select from problems sets with problems.
Implemented better way to check if a user is a student.
Whether a user is a student or instructor is now available in the
Session.
Merge pull request #62 from jwien001/master

Improved Student class home page.
Implemented adding new problems and sets.
Merge pull request #63 from jwien001/master

Implemented adding new problems and sets.