added validation to votes
added js for upvoting
Added value to votes to better keep track of upvotes, downvotes, and voting history
Added very very rudimentary votes spec
Removed unnecessary file
Added upvote, downvote, and vote_tally functionality
Added new migration for vote values, added tests for upvotes and downvotes
Added tally feature and test
Added more tests to votes - testing to see that .tally responds to added votes and that #upvote and #downvote don't build on themselves
passed another argument to .tally
Merge pull request #2 from manspuri/features-votes-model

Features votes model