Update to swift 5.0

Push new pod version 5.5.1

Update readme and remove refrence to old obj-c branch

Swift version set to 4.2

Set theme jekyll-theme-cayman

Version 5.3.0 Implementing Dynamic Text

Update cell label width logic to use the label's own offset rather th…

…at a fixed float

Remove rogue debugPrint()

Remove user data and share the TDBadgedCell Scheme

Update podspec