Implements recent items tabs and top submitter for dashboard
Removes column hard_deadline from call for papers
Merge pull request #195 from ChrisBr/dashboard_tabs

Implements recent items tabs and top submitter for dashboard
Merge pull request #197 from ChrisBr/remove_cfp_harddeadline

Removes column hard_deadline from call for papers
conditional rendering for registration period
Registration alerts modified for splash
changed greater than to greater than equal
Added documentation for the new method added
Social media component