undefined method `dots_to_slashes' #44
Description
Various casks are now causing error messages about use of an undefined method:
brew cask outdated
Warning: Cask 'lockrattler' is unreadable: undefined method `dots_to_slashes' for "2019.04":Cask::DSL::Version
Did you mean? dots_to_hyphens
Warning: Cask 'archichect' is unreadable: undefined method `dots_to_slashes' for "2019.04":Cask::DSL::Version
Did you mean? dots_to_hyphens
Warning: Cask 'systhist' is unreadable: undefined method `dots_to_slashes' for "2019.04":Cask::DSL::Version
Did you mean? dots_to_hyphens
Error: Cask 'systhist' is unreadable: undefined method `dots_to_slashes' for "2019.04":Cask::DSL::Version
Did you mean? dots_to_hyphens