Start of using alerts for error messages
Migrated views to class based views. Rewrote and cleaned JSON views
Small QuerySet optimization

Force evaluation on comments and try to minimize db queries
Proper error message when item not found
Show how old cache is
Show alerts in json too. Error will only show alerts while other alert levels will try to show content
Improved alert code. Fixed dead comments not being handled properly
Fixed poll state being overwritten by default value