deleted unused json files
made all user profile imageViews 'aspect fit' to accomidate different sized images
removed old, unused TalkingHeads classes
added review_date attribute to Review2 objects
fixed tasting record reviewer images loading issue
fixed user image loading issue
fixed UIButton image fitting issue
changed tintColor
fixed rating calculation
review.created_at and review.review_date are now set in the tasting record creation
re-added cell.tag for delegate, removed logging
fixed user profile image loading
added group buttons to RestaurantDetailsVC. refactored RoundedRectButton