add docs to model
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Merge branch 'master' of https://github.com/CMPUT301F14T14/Project into Sort
Fixed saving upvotes and sort. with cody and brittney
Merge pull request #108 from CMPUT301F14T14/Sort

Sort