Adds sponsorship levels model
Sponsorship level dashboard
removed donation amount
removed explicit rendering of sponsor levels
Check for cfp object before rendering partial

Fixed horizontal overflow in splash due to cfp timer

Fixed condition for rendering cfp
Merge pull request #202 from gopesht/check_cfp

Check for cfp object before rendering partial
Fixed description for social media
Merge pull request #200 from gopesht/add_sponsorship_levels

Adds sponsorship levels
Adds sponsor model
Sponsors dashboard

Removed explicit rendering of sponsors
Merge pull request #204 from gopesht/adds_sponsors

Adds sponsors
Add social url to conference
Merge pull request #227 from gopesht/social_segment

Add social url to conference
Added sponsor description and email to conference
Adds sponsors to splash
Merge pull request #214 from gopesht/adds_sponsors_to_splash

Adds sponsors to splash
Merge pull request #226 from gopesht/fix_social_media

Fixed description for social media
Adds social media to splash
Merge pull request #233 from gopesht/add_social_to_splash

Adds social media to splash
event[0].subtitle.blank? instead of .empty? because .blank? for nil is true but .empty? for nil is undefined method
Change wording and use unless instead of if
show cfp partial only if @conference.call_for_papers is not nil