cell resize tweaks
basic layout for tweet detail view
made properties and actions private for NewTweet screen
invoke detail view with tweet data
setting up detail view
constraints tweaking, still an issue in tweet detail, not sure how to fix for now
properly display retweet count and favourite count in detail view
ability to favorite/unfavorite a tweet, ability to retweet/unretweet a tweet
cleaned up setting up cells
added retweet/favorite support from main screen