Rearranged UIViewController management using ViewControllersMediator
Fixed window bug
Added repo table & Cell
Adjusted RepoCell sizes
Refactored. Added downloadResourceWithURLString method
Added activity indicator to Repos view
Modified Repo object
Added searching & avatar downloading code to Repos VC
Added UsersViewController
Updated repoFromNSDictionary method to avoid crazy crash when working with 2126244 number
Implemented UsersViewController and all stuff that works with it.
Refactoring
Moved cells' initializing to prepareForReuse methods
Created UserViewController
Added UserViewCell
Adjusted UserViewCell UI
Passing parameters to UserViewController
Updated User object
Fixed avatar caching
Created basic transition animation between UsersVC and UserVC
Validating string inside search field