…or multiple -e|--env items
…liases Ruby 1.8.7 has random order hashes, and depending on how the commands load the 'rhc cartridge' alias (to list) and 'rhc cartridges' were getting confused. Since we don't alias the root command in other scenarios, I've removed 'rhc cartridge' as an alias.
…e environment variables
… carts https://trello.com/c/evcTYKdn/219-3-adjust-out-of-date-cartridge-versions Basic search and replace