Add defaults for more fields
Merge branch 'master' of https://github.com/kz363/SparkGather
Refactor user controller
Add callback to prevent empty fields in view
Refactor update_empty_fields
Add cookie to prevent multiple entries from the same user within 7 days
Add constant for browser and os regex
Merge pull request #29 from kz363/kzhou_add_cookies

Kzhou add cookies