fix server crash when searching for a tag that doesn't exist in the database
fix spacing.
Merge branch 'master' of https://github.com/ReadUpCode/readup
Merge branch 'master' of https://github.com/ReadUpCode/readup
send response from server to denote tag not found
Merge branch 'master' of https://github.com/ReadUpCode/readup
Merge branch 'master' of https://github.com/ReadUpCode/readup

fixed a conflict with app/controllers/tag.js
stylistic changes being made to landing page with tags
making minor change to items controller
updating partials for home and tag views
Merge branch 'master' of http://github.com/ReadUpCode/readup
Merge pull request #46 from DougKong/master

fix server crash when searching for a tag that is not in database.  send back notice that tag is not found.
Merge branch 'master' of http://github.com/ReadUpCode/readup
Merge pull request #47 from BrettHoyer/master

some stylistic changes to landing-page with tags
Merge branch 'master' of https://github.com/ReadUpCode/readup
getting upstream changes
compiled css
logic for client side duplicate vote prevention