added vote_direction field to votes table
add container to body
Merge branch 'up_vote_feature' of https://github.com/oconn/stack_overflow_clone into up_vote_feature

pulled from up_vote_feature
Merge pull request #19 from oconn/seeds

fixed all errors with seeding.  There was a problem where occasionally i...
Merge pull request #20 from oconn/seeds

.
stupid uneven arrows added to question view
add routes for question upvotes
Merge branch 'up_vote_feature' of https://github.com/oconn/stack_overflow_clone into up_vote_feature

updating vote routes
added up/down vote feature for questions
added up/down voting to answers
add updown votes to answers
fix merge conflicts
Merge pull request #21 from oconn/up_vote_feature

Up vote feature
working comments
fix merge conflicts
added comments